homo-comb. form

1880 A. Günther Introd. Study of Fishes 41 If in the depressed position the spines cover one another completely, their points lying in the same line, the fish is called homacanth.

1883 P. Geddes in Encycl. Brit. XVI. 845/1 Questions of symmetry, for which Haeckel's nomenclature of homaxonial, homopolic, etc. is distinctly preferable.

1885 E. R. Lankester in Encycl. Brit. XIX. 849/2 A spherical (homaxonic)..perforated shell of membranous consistence.

a1889 N.Y. Herald (Worcester Suppl.) A homobaric cargo.

1888 H. Gadow in Nature 13 Dec. 150/2 This new cartilage is either homoblastic or heteroblastic.

1854 R. G. Mayne Expos. Lexicon Med. Sci. (1860) at Homobranchiatus Crustacea, including such as have gills pyramidal and composed of layers piled one upon another: homobranchiate.

1854 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Homocarpus,..homocarpous.

1866 J. Lindley & T. Moore Treasury Bot. Homocarpous, having all the fruits of a flower-head exactly alike.

1883 P. Geddes in Encycl. Brit. XVI. 845/1 Whether two organisms..are of the same category of individuality—are homocategoric.

1935 A. Gemant in London, Edinb. & Dublin Philos. Mag. 7th Ser. 20 933 We observe both kinds of charges on electrets. One has the opposite sign to that of the adjacent polarizing electrode,..the other has the same sign as the adjacent polarizing electrode, and will be denoted as homocharge.

1965 New Scientist 27 May 590/2 Under a certain critical applied field the heterocharge decays to a constant value and a homocharge does not appear.

1879 W. Thomson & P. G. Tait Treat. Nat. Philos. (new ed.) I: Pt. i. §97 The similarity of a right-hand and a left-hand is called heterochiral: that of two right-hands, homochiral. Any object and its image in a plane mirror are heterochirally similar.

1889 W. Thomson Math. & Physical Papers (1890) III. 410 (note) Two men of exactly equal and similar external figures would be..homochirally similar if each holds out his right hand, or each his left.

1893 W. Thomson in Academy (1894) 1 Sept. 150/2 Two equal and similar right-hands are homochirally similar.

1895 S. H. Vines Students' Text-bk. Bot. II. 512 When the perianth-leaves are all alike, the flower is said to be homochlamydeous.

1612 S. Sturtevant Metallica ix. 68 Homocresious inuentions, are such which produce..Emporeuticall workes for the same vse. So a horse-milne, a water milne, a wind-milne are Homocresious, because they all grinde flower.

1876 E. R. Lankester tr. E. Haeckel Hist. Creation I. xi. 263 Darwin's homochromic selection of animals, or the so-called ‘sympathetic selection of colours’.

1904 Biol. Bull. Dec. 6 (note) At first I was inclined to adopt Montgomery's terms homochromosome and heterochromosome to distinguish between the ordinary chromosomes and the accessory.

1842 W. T. Brande Dict. Sci., Lit. & Art 560/2 Homochromous.

1850 W. J. Hooker & Arnott Brit. Flora (ed. 6) 199 Tanacetum. Heads discoid, homochromous.

1899 Nat. Sci. Dec. 396 Homochromy and other protective adaptations.

1967 Oceanogr. & Marine Biol. 5 470 The chiton Middendorfia caprearum shows a conspicuous homochromy with the substratum.

1876 E. R. Lankester tr. E. Haeckel Hist. Creation I. 217 The law of contemporaneous or homochronous transmission, which Darwin calls the law of ‘transmission in corresponding periods of life’.

1913 W. A. N. Dorland Illustr. Med. Dict. (ed. 7) Homocladic, formed between twigs of the same artery: said of such an anastomosis.

1903 Nature 17 Sept. 475/1 The rings may be either homocyclic or heterocyclic without the character of the spectra being altered.

1932 H. G. Rule tr. J. Schmidt Text-bk. Org. Chem. (ed. 2) ii. i. 347 These [sc. carbocyclic compounds] are sometimes called homocyclic or isocyclic compounds.

1961 G. M. Badger Chem. Heterocyclic Compounds i. 10 The systematic method for naming dicyclic and polycyclic compounds follows that used for homocyclic compounds.

1883 P. Geddes in Encycl. Brit. XVI. 845/1 The parts and units thus recognized by ontogenetic research, respectively or successively homodermic, homosystemic, and homodemic, may..be termed..either ‘specially homologous’, ‘homogenous’, ‘homophylic’, or ‘homogenetic’ in the language of phylogenetic theory.

1854 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Homodermatous.

1886 S. H. Vines in Encycl. Brit. XX. 421/1 This correspondence, which is of high..importance in determining homologies, may be termed homodermic.

1886 New Sydenham Soc. Lexicon Homodermous,..applied to those snakes which have the scales equal in size over the body.

1939 R. C. Evans Introd. Crystal Chem. i. 8 Crystals..in which only one type of force occurs, are said to be homodesmic.

1957 H. D. Megaw Ferroelectr. in Crystals 205 In a homodesmic structure it is incorrect to speak of ‘molecule’ or ‘molecular weight’, since the molecule is coextensive with the crystal.

1913 W. A. N. Dorland Illustr. Med. Dict. (ed. 7) Homodesmotic, joining similar parts of the central nervous system.

1931 Trans. Entomol. Soc. 79 105 The outstanding characteristic of this homodynamic..type of development is the absence of a definite annual life-cycle, the number of generations in a year depending on the actual weather conditions.

1964 D. J. Borror & D. M. DeLong Introd. Study Insects (rev. ed.) iii. 44 Many insects, particularly those living in the tropics, have a homodynamic life cycle; that is, development is continuous and there is no regular period of dormancy.

1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 415 They appear to be homodynamous organs, which gradually get to vary greatly in form in correlation with their great variety of function.

1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 446 Nerves..homodynamous with the spinal nerves.

1929 V. E. Shelford Lab. & Field Ecol. vi. 160 Roubaud separates the higher Diptera into two categories, homodynamous and heterodynamous.

1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 64 Homodynamy..subsists between parts of the body which are affected by a general morphological phænomenon serially expressed in the organism.

1928 G. E. Sterling & R. S. Kruse Radio Man. iv. 149 If the local generated frequency is tuned to exactly the same frequency as the received signals..the condition of ‘zero beat’ is said to exist. This means of receiving has also been termed ‘homodyne’ method.

1965 New Scientist 11 Feb. 344/1 The approach adopted..is to stabilise the laser at a single frequency, using an ‘optical homodyne’ receiver. The system uses a helium-neon laser stabilised at 6328 angstroms as both transmitter and local oscillator.

1835–6 Todd's Cycl. Anat. & Physiol. I. 245/1 This homo-gangliate disposition of the nervous system.

1841 T. R. Jones Gen. Outl. Animal Kingdom xiv. 226 The jointed legs developed in more highly organized forms of homogangliate beings.

1859 Life E. Henderson 123 The inhabitants of Scania and those of Zealand may have been homoglot.

1902 Ann. & Mag. Nat. Hist. Sept. 259 A series of homogomph bristles.

1877 W. A. Miller Elements Chem. (ed. 6) i. §82. 143 Homohedral or Holohedral forms, are those which..possess the highest degree of symmetry of which the system admits.

1960 R. L. Anderson in IBM Jrnl. Res. & Devel. IV. 287 Junctions between two dissimilar semiconductors will be referred to as heterojunctions and those in the same semiconductor with different doping as homojunctions.

1966 New Scientist 11 Aug. 316/3 On bringing two conductivity types of the same material..into contact, in a homojunction, considerable border disturbances take place between the hordes of electrons and holes confronting each other.

1971 Sci. Amer. July 39/2 The structure therefore has a p-n junction in gallium arsenide (a homojunction).

1910 Practitioner July 98 Should the lesion be in or close to the red nucleus, the tremor will be on the opposite side of the body, while if any other part of the system be affected the tremor will be homolateral.

1919 Jrnl. Exper. Zool. 29 255 At the sides of the body, those parts innervated by the pallial strands are conspicuously homolateral in their responses.

1956 Nature 17 Mar. 529/2 These thoracic responses also remained when the major portion of the homolateral corpora pedunculata was removed.

1892 E. L. Mark tr. O. Hertwig Text-bk. Embryol. i. 28 The translator has been accustomed for several years to use the word homolecithal instead of alecithal, heterolecithal being employed as a coördinate term to embrace telolecithal and centrolecithal eggs.

1914 W. E. Kellicott Textbk. Gen. Embryol. iii. 93 It is often difficult to distinguish the telolecithal egg from the homolecithal type.

1958 B. M. Patten Found. Embryol. iv. 78 In the egg of Amphioxus the yolk is relatively meager in amount and fairly uniformly distributed throughout the cell. An ovum with such a yolk distribution is termed isolecithal (homolecithal).

1854 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Homomallus,..homomallous.

1864 Webster's Amer. Dict. Eng. Lang. Homomalous.

1881 West in Jrnl. Bot., Brit. & Foreign 19 115 In Timmia austriaca..they [the leaves] seem to have a homomallous tendency.

1854 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Homomeris,..those in which the rings of the body are like each other: homomerous.

1877 C. B. Cayley (title) The Iliad of Homer, Homometrically translated.

1901 T. H. Morgan Regeneration 23 When the new part is like that removed, or like a part of that removed, as when a leg or a tail is regenerated in a newt, the process is one of ‘homomorphosis’.

1967 M. S. Gardiner & S. C. Flemister Princ. Gen. Biol. (ed. 2) xxii. 464/1 The conditions of homo- and heteromorphosis make it apparent that in the construction of a new part the old exerts some kind of influence.

1883 P. Geddes in Encycl. Brit. XVI. 842/2 The idorgan..is..defined as a morphological unit consisting of two or more plastids, which does not possess the positive character of the person or stock. These are distinguished into homoplasts or homo-organs and alloplasts or alloeorgans.

1678 R. Cudworth True Intellect. Syst. Universe i. v. 826 That Συμπάθεια, or Ὁμοπάθεια, That Sympathy, or Homopathy, which is in all Animals... It being One and the Same thing in them, which Perceives Pain, in the most distant Extremities of the Body..and which moves one Part to succour and relieve another labouring under it.

1893 A. R. Forsyth Theory Functions Complex Variable §116. 224 Two functions which are doubly-periodic in the same period..Note. Such functions will be called homoperiodic.

1893 A. R. Forsyth Theory Functions Complex Variable §116. 226 Homoperiodic functions of the same class are equivalent to one another if they have the same infinities.

1889 A. W. Bennett & G. R. M. Murray Handbk. Cryptogamic Bot. 113 The classification of the species into two distinct groups of ‘homophyadic’ and ‘heterophyadic’ is not a natural one.

1883 P. Geddes in Encycl. Brit. XVI. 845/1 Haeckel proposed to term homophyly the truly phylogenetic homology in opposition to homomorphy, to which genealogic basis is wanting.

1946 A. M. Ross in H. M. Richardson & J. W. Wilson Fund. Plastics ix. 146 Neither the vinyl chloride-vinyl acetate copolymers nor the vinylidene chloride-vinyl chloride copolymers can be fractionated so as to yield either pure homopolymer.

1970 New Scientist 30 Apr. 230/3 Teflon homopolymers are good reinforcing fillers.

1971 Nature 26 Nov. 197/1 Combinations of synthetic primer oligomers with homopolymeric templates..allow one to distinguish the viral enzyme from other DNA polymerases.

1931 Chem. Abstr. 25 2419 The hydrocarbons which are well adapted to heteropolymerization show no marked tendency to homopolymerization.

1937 R. S. Morrell et al. Synthetic Resins x. 251 Products..not easily obtained by homopolymerization.

1963 A. J. Hall Student's Handbk. Textile Sci. ii. 88 It [sc. acrylonitrile] very readily undergoes polymerisation by itself (homopolymerisation) and with other polymerisable compounds (copolymerisation).

1952 C. E. Schildknecht Vinyl & Related Polymers iii. 173 2-Isopropenyl thiophenes would not homopolymerize on heating with peroxide catalyst, but..copolymerized with butadiene.

1957 Ann. N.Y. Acad. Sci. 69 334 Some amino acids..do not homopolymerize to linear peptides under the thermal conditions that were employed.

1970 Nature 3 Jan. 60/1 Bis-(betachloroethyl) vinyl phosphonate is difficult to homopolymerize by a free radical mechanism to high molecular weight polymers.

1948 W. Pigman Chem. Carbohydrates xii. 513 Members of the first class (homopolysaccharides) give only one monosaccharide type when completely hydrolyzed.

1970 G. O. Aspinall Polysaccharides i. 5 The first broad division in the classification of polysaccharides is between homopolysaccharides..and heteropolysaccharides.

1887 Sollas in Encycl. Brit. XXII. 418 [article Sponges] The prows may be similar (homoproral) or dissimilar (heteroproral).

1905 K. Pearson in Drapers' Company Res. Mem. (Biometric Ser.) 2 22 If..all arrays are equally scattered about their means, I shall speak of the system as a homoscedastic system, otherwise it is a heteroscedastic system.

1934 Brit. Jrnl. Psychol. 24 337 It is essential for factor studies that the correlation surfaces of the pairs of variables should be comparable. This is the case when each is homoscedastic, homoclitic, with rectilinear regression lines.

1970 Nature 12 Dec. 1098/1 Although the compared sample groups appear to be homoscedastic (F test) and results from the t test are significant (P < 0·001), the size of the sample population is so small that we have relied on the non~parametric Mann-Whitney U test.

1905 Drapers' Company Res. Mem. (Biometric Ser.) 2 22 χ_l = 1 is a necessary result of homoscedasticity.

1957 W. J. Dixon & F. J. Massey Introd. Statistical Anal. (ed. 2) xi. 199 The regression curve of Y on X and the regression curve of X on Y are both straight lines with homoscedasticity (constant variance) for both X and Y variables.

1887 K. Goebel Morphol. Plants 228 The heterosporous [family]..Salvineaceae comes very near to the homosporous Ferns.

1909 Webster's New Internat. Dict. Eng. Lang. Homospory.

1929 Proc. Internat. Congr. Plant Sci. 1926 2 475 We believe it to be a fundamental of development that homospory must precede heterospory.

1990 Evolution 44 1707 Homospory..is the ancestral condition among bryophytes.

1952 W. P. Longmire in Jrnl. Nat. Cancer Inst. XIV. 669 The term homostatic graft might be applied to inert tissues such as bone and cartilage when transferred from one individual to another of the same species; and the term homovital graft might be used in reference to grafts whose cells must continue to grow and reproduce for the graft to be effective after similar transplantation.

1971 R. E. Billingham & W. Silvers Immunobiol. Transplantation vi. 93 The long-term preservation of homostatic grafts is relatively simple.

1821 Blackwood's Edinb. Mag. 10 384 They are merely homoteleutic, and..do not rhyme any more than correct with direct.

1904 A. F. Blakeslee in Science 3 June 865 According to their method of zygospore formation, the various species among the Mucorineæ may be divided into two main categories, which may be designated as homothallic and heterothallic... In the heterothallic group..zygospores are developed from branches which necessarily belong to thalli or mycelia diverse in character, and can never be obtained from the sowing of a single spore.

1921 I. Mounce in Brit. Mycol. Soc. 7 199 The mere formation of fruit-bodies by a monosporous mycelium is no clear indication that the fungus is homothallic.

1959 Chambers's Encycl. VI. 117/1 Sporodinia grandis is homothallic, and a single spore from a sporangium will give rise both to sporangia and to zygospores, whereas Mucor is heterothallic, and a single spore gives rise only to sporangia.

1967 M. E. Hale Biol. Lichens iii. 42 There is good reason..to suppose that lichens are homothallic.

1906 A. F. Blakeslee in Science 27 July 120/2 Homothallism and heterothallism therefore seem to be fixed conditions in the forms in which the sexual character has been determined.

1921 I. Mounce in Brit. Mycol. Soc. 7 201 The criterion of fruit-body production is insufficient for determining the question of homothallism and heterothallism.

1966 J. R. Raper Genetics of Sexuality in Higher Fungi iii. 40 Three types of homothallism are found among self-fertile species.

1942 Nature 10 Jan. 56/1 It is also possible that such behaviour exists as a stage in the transit between full homothally and full heterothally.

1949 C. D. Darlington & K. Mather Elements of Genetics xii. 240 In some fungi..two cells of a single haploid hypha fuse in sexual reproduction. This is called homothally.

1934 Webster's New Internat. Dict. Eng. Lang. Homotherm.

1960 K. Schmidt-Nielsen Animal Physiol. iii. 42 As an example of temperature regulation in a homotherm, let us look at the situation in man.

1971 Language 47 417 Homotherms—that is, warm-blooded vertebrates, such as birds and mammals.

1890 J. S. Billings National Med. Dict. (at cited word) Homothermic.

1901 Proc. Royal Soc. 68 353 Variation in production of heat is the ancestral method of homothermic adjustment.

1960 K. Schmidt-Nielsen Animal Physiol. iii. 38 Homothermic animals maintain a constant body temperature.

1881 I. C. Rosse Cruise Corwin 12 Such homothermous animals as whales, seals, walrus [etc.].

1886 G. S. Carr Synopsis Elem. Results Math. II. Index Homothetic conics.

1892 E. J. Routh Analyt. Statics II. §182 A shell bounded by two similar and similarly situated surfaces has been called a homothetic shell by Chasles (1837). This is a convenient term when the surfaces are either not concentric or not ellipsoids.

1658 J. Robinson Endoxa v. 36 We speak of Homotimous persons, level in the same degree of honour.

1775 J. Ash New Dict. Eng. Lang. Homotonous.

1785 Cowper in Life & Wks. (1835–7) II. 195 To discover homotonous words in a language abounding with them like ours, is a task that would puzzle no man competently acquainted with it.

1855 W. Bagehot Lit. Stud. (1895) I. 141 Closing every couplet with sounds homotonous.

1822 J. M. Good Study Med. III. 247 The same sound..is consequently heard, not homotonously, or in like tones, but heterotonously, or in separate and unlike.

1763 J. Langhorne Effusions Friendship & Fancy II. 102 Thomson has often fallen into the homotony of the couplet.

1901 K. Pearson in Philos. Trans. (Royal Soc.) A. 197 294 Homotyposis denotes not only likeness of the homotypes, but that this likeness has probably definite quantitative limits.

1959 P. B. Medawar in L. A. Peer Transplantation of Tissues II. ii. 41 Homovital grafts start alive and..remain so, but homostatic grafts are progressively revitalized by the tissues of their hosts.

1909 H. Gadow in A. C. Seward Darwin & Mod. Sci. 320 Hitherto the marine faunas had been neglected. This was remedied by E. Forbes, who established nine homozoic zones, based mainly on the study of the mollusca, the determining factors being to a great extent the isotherms of the sea.