pseudopodn.¹

Brit.

/ˈs(j)uːdə(ʊ)pɒd/, U.S.

/ˈsudəˌpɑd/

Origin: Formed within English, by compounding. Etymons: pseudo- comb. form, -pod comb. form, pseudopodium n.

Etymology: < pseudo- comb. form + -pod comb. form, in senses 1 and 3a probably originally as a shortening of pseudopodium n. With sense 1 compare French pseudopode (1859 in this sense).

1. Biology. = pseudopodium n. 1.

ΘΚΠ

the world > life > biology > physical aspects or shapes > projection or protuberance > [noun] > foot-like protrusion

pseudopodium1844

pseudopod1874

filopodium1906

rhizopodium1913

reticulopodium1931

plasmaneme1969

the world > animals > invertebrates > protozoa > [noun] > member of > parts of > pseudopod

pseudopod1874

pseudopodium1898

1874 J. Lubbock Orig. & Metamorphoses Insects v. 101 The processes or pseudopods [in the protist Magosphaera planula] grow gradually longer, thinner, and more pointed.

1904 Brit. Med. Jrnl. 10 Sept. 596 Cells with elongated blunt pseudopods.

1950 R. W. Miner Field Bk. Seashore Life i. 3 These Protozoa move about by projecting portions of their jellylike body so as to form pseudopods.

1989 B. Alberts et al. Molecular Biol. Cell (ed. 2) vi. 335 The binding of antibody-coated particles to these receptors induces the phagocytic cell to extend pseudopods that engulf the particle.

2. Zoology. A process or projection serving as a foot in the larvae of certain insects. Cf. proleg n.

ΘΚΠ

the world > animals > invertebrates > phylum Arthropoda > class Insecta > eggs or young > [noun] > young or development of young > larva > parts of > foot

pseudopod1884

1884 Science 18 Apr. 488/2 The second larval stage of Hirmoneura..resembles the first stage in the structure of the mouth-parts.., but lacks the pseudopods and ambulatorial filaments so characteristic of that stage.

1955 Trans. Royal Entomol. Soc. 106 478 It is nearly always the case that dipterous larvae develop pseudopods only when they become semi-aquatic or aquatic.

1977 O. W. Richards & R. G. Davies Imms's Gen. Textbk. Entomol. (ed. 10) I. 75 Examples of..secondary abdominal processes include..the pseudopods and creeping welts found in some Dipteran larvae.

3. figurative and in extended use.

a. An extension or projection from something; = pseudopodium n. 4.

ΘΚΠ

the world > plants > particular plants > moss > [noun] > parts of

moutha1398

fimbria1752

calyptra1753

veil1760

lid1776

apophysis1785

operculum1788

peristoma1792

peristome1799

peristomium1806

hair-point1818

vaginula1818

perigynium1821

vaginule1821

gemma1830

paraphyllium1832

tympanum1832

perigon1857

pseudopodium1861

commissure1863

ocrea1863

cap1864

chaeta1866

struma1866

membranulet1891

pyxis1900

pseudopod1914

annulus-

1914 Science May 668 The elastic curriculum permits the capable student to put out an occasional pseudopod and make little excursions with his teacher into the unknown.

1951 V. Nabokov Speak, Memory xi. 162 The undulating plump shadows of older foliage on the water..were rhythmically palpitating, extending and drawing in dark pseudopods.

1970 J. Blish Spock must Die! vii. 51 The bulge in the warp field grew, gradually becoming a blunt pseudopod groping into subspace.

1999 M. Eigen Toxic Nourishment 127 She wonders whether she is not..a kind of pseudopod or antenna of God.

b. Spiritualism. A supposed physical projection from the body of a medium.

ΘΚΠ

the world > the supernatural > the occult > spiritualism > [noun] > ectoplasm or object formed by

ectoplasma1901

ideoplasm1910

teleplasm1914

pseudopod1920

1920 in E. E. Fournier d'Albe tr. A. P. F. von Schrenck-Notzing Phenomena of Materialization 25 The recent investigations by W. J. Crawford have shown that white light acts destructively on the pseudopods or psychic projections from the medium's body.

1932 Times 9 May 10/4 I have furthermore been touched on the right thumb..by a white, diaphanous, rod-like, homogeneous structure that felt cool and moist, a so-called ‘pseudopod’ or ‘phantom’.

1945 N. Collins London belongs to Me i. viii. 88 The medium was invited to materialise the ectoplasmic hand inside the wax. Then when the séance was over a cast of the pseudopod could be cast in plaster.

1978 R. Robinson in J. Ludwig Philos. & Parapsychol. 77 Poltergeists and pseudopods have not been shown to contradict the fundamental laws of physics.

1991 M. Gardner New Age xxiv. 178 The charge by two scientists that they had seen Palladino using her feet, rather than psychic ‘pseudopods’, to produce manifestations.

Derivatives

ˌpseudoˈpodic adj. [compare French pseudopodique (1904)] of, relating to, or of the nature of a pseudopod; pseudopodial.

ΚΠ

1890 Proc. Amer. Philos. Soc. 28 74 Body..soft and changeable in shape, having the ability to protrude filamentous pseudopodic prolongations of the body substance.

1954 Ecol. Monogr. 24 275/2 The columns [of ants] crowd out in a broad-headed or branching pseudopodic advance.

2001 Internat. Jrnl. Clin. Oncol. 6 153 Electron microscopy showed histiocyte-derived cells with a segmented nucleus with..pseudopodic cytoplasmic projections.

This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022).

单词	pseudopod
释义	pseudopodn.¹ Brit. /ˈs(j)uːdə(ʊ)pɒd/, U.S. /ˈsudəˌpɑd/ Origin: Formed within English, by compounding. Etymons: pseudo- comb. form, -pod comb. form, pseudopodium n. Etymology: < pseudo- comb. form + -pod comb. form, in senses 1 and 3a probably originally as a shortening of pseudopodium n. With sense 1 compare French pseudopode (1859 in this sense). 1. Biology. = pseudopodium n. 1. ΘΚΠ the world > life > biology > physical aspects or shapes > projection or protuberance > [noun] > foot-like protrusion pseudopodium1844 pseudopod1874 filopodium1906 rhizopodium1913 reticulopodium1931 plasmaneme1969 the world > animals > invertebrates > protozoa > [noun] > member of > parts of > pseudopod pseudopod1874 pseudopodium1898 1874 J. Lubbock Orig. & Metamorphoses Insects v. 101 The processes or pseudopods [in the protist Magosphaera planula] grow gradually longer, thinner, and more pointed. 1904 Brit. Med. Jrnl. 10 Sept. 596 Cells with elongated blunt pseudopods. 1950 R. W. Miner Field Bk. Seashore Life i. 3 These Protozoa move about by projecting portions of their jellylike body so as to form pseudopods. 1989 B. Alberts et al. Molecular Biol. Cell (ed. 2) vi. 335 The binding of antibody-coated particles to these receptors induces the phagocytic cell to extend pseudopods that engulf the particle. 2. Zoology. A process or projection serving as a foot in the larvae of certain insects. Cf. proleg n. ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > eggs or young > [noun] > young or development of young > larva > parts of > foot pseudopod1884 1884 Science 18 Apr. 488/2 The second larval stage of Hirmoneura..resembles the first stage in the structure of the mouth-parts.., but lacks the pseudopods and ambulatorial filaments so characteristic of that stage. 1955 Trans. Royal Entomol. Soc. 106 478 It is nearly always the case that dipterous larvae develop pseudopods only when they become semi-aquatic or aquatic. 1977 O. W. Richards & R. G. Davies Imms's Gen. Textbk. Entomol. (ed. 10) I. 75 Examples of..secondary abdominal processes include..the pseudopods and creeping welts found in some Dipteran larvae. 3. figurative and in extended use. a. An extension or projection from something; = pseudopodium n. 4. ΘΚΠ the world > plants > particular plants > moss > [noun] > parts of moutha1398 fimbria1752 calyptra1753 veil1760 lid1776 apophysis1785 operculum1788 peristoma1792 peristome1799 peristomium1806 hair-point1818 vaginula1818 perigynium1821 vaginule1821 gemma1830 paraphyllium1832 tympanum1832 perigon1857 pseudopodium1861 commissure1863 ocrea1863 cap1864 chaeta1866 struma1866 membranulet1891 pyxis1900 pseudopod1914 annulus- 1914 Science May 668 The elastic curriculum permits the capable student to put out an occasional pseudopod and make little excursions with his teacher into the unknown. 1951 V. Nabokov Speak, Memory xi. 162 The undulating plump shadows of older foliage on the water..were rhythmically palpitating, extending and drawing in dark pseudopods. 1970 J. Blish Spock must Die! vii. 51 The bulge in the warp field grew, gradually becoming a blunt pseudopod groping into subspace. 1999 M. Eigen Toxic Nourishment 127 She wonders whether she is not..a kind of pseudopod or antenna of God. b. Spiritualism. A supposed physical projection from the body of a medium. ΘΚΠ the world > the supernatural > the occult > spiritualism > [noun] > ectoplasm or object formed by ectoplasma1901 ideoplasm1910 teleplasm1914 pseudopod1920 1920 in E. E. Fournier d'Albe tr. A. P. F. von Schrenck-Notzing Phenomena of Materialization 25 The recent investigations by W. J. Crawford have shown that white light acts destructively on the pseudopods or psychic projections from the medium's body. 1932 Times 9 May 10/4 I have furthermore been touched on the right thumb..by a white, diaphanous, rod-like, homogeneous structure that felt cool and moist, a so-called ‘pseudopod’ or ‘phantom’. 1945 N. Collins London belongs to Me i. viii. 88 The medium was invited to materialise the ectoplasmic hand inside the wax. Then when the séance was over a cast of the pseudopod could be cast in plaster. 1978 R. Robinson in J. Ludwig Philos. & Parapsychol. 77 Poltergeists and pseudopods have not been shown to contradict the fundamental laws of physics. 1991 M. Gardner New Age xxiv. 178 The charge by two scientists that they had seen Palladino using her feet, rather than psychic ‘pseudopods’, to produce manifestations. Derivatives ˌpseudoˈpodic adj. [compare French pseudopodique (1904)] of, relating to, or of the nature of a pseudopod; pseudopodial. ΚΠ 1890 Proc. Amer. Philos. Soc. 28 74 Body..soft and changeable in shape, having the ability to protrude filamentous pseudopodic prolongations of the body substance. 1954 Ecol. Monogr. 24 275/2 The columns [of ants] crowd out in a broad-headed or branching pseudopodic advance. 2001 Internat. Jrnl. Clin. Oncol. 6 153 Electron microscopy showed histiocyte-derived cells with a segmented nucleus with..pseudopodic cytoplasmic projections. This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022). † pseudopodn.² Origin: Formed within English, by compounding; modelled on a Latin lexical item. Etymons: pseudo- comb. form, -pod comb. form. Etymology: < pseudo- comb. form + -pod comb. form, after scientific Latin Pseudopoda ( C. G. Ehrenberg Symbolæ physicæ (1831) IV. 32). Zoology. Obsolete. rare. A protozoan of the former division Pseudopoda (now called Rhizopoda), characterized by extensible pseudopodia. ΚΠ 1884 Atlantic Monthly Jan. 11/2 Wendell..was gazing into the microscope at the tiny dramas which the domestic life of a curious pseudopod presented. This entry has been updated (OED Third Edition, September 2007; most recently modified version published online June 2018). < n.¹1874n.²1884
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pseudopodn.1

Derivatives

† pseudopodn.2

pseudopodn.¹

† pseudopodn.²