allantoidn.adj.

Brit.

/əˈlantɔɪd/, U.S.

/əˈlæntɔɪd/

Forms: 1600s–1700s allantoïd, 1600s– allantoid, 1700s alantoid.

Origin: Of multiple origins. Partly a borrowing from French. Partly a borrowing from Latin. Etymons: French allantoïde; Latin allantoides.

Etymology: < (i) French allantoïde, adjective and noun (1541 in Middle French; in 16th cent. also allantoides), and its etymon (ii) post-classical Latin allantoides (see allantoides n.).

A. n.

Chiefly Embryology = allantois n. Now disused.

ΘΚΠ

the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > membranes, etc., of embryo or fetus > [noun] > membranes enclosing

houve1530

kell1530

cotyledon1540

chorion1545

coif1545

hoop-caul1545

shirt1545

caul1547

sillyhow1574

biggin1611

guard1611

allantoides1615

allantois1615

allantoid1633

amnios1657

amnion1667

heam1681

vitta1693

indusium1706

silly-hood1836

1633 P. Fletcher Purple Island ii. 22 (margin) The Ourachos, a pipe whereby (while the childe is in the wombe) the urine is carried into the Allantoid, or rather Amnion.

1757 C. N. Jenty Course Anatomico-physiol. Lect. II. xviii. 356 And the same Author also questions whether the Fœtus has not an Allantoïd.

1847–9 Todd's Cycl. Anat. & Physiol. IV. i. 744/1 The allantoid in the mare does not form a closed bag.

1905 Med. Rec. 23 Sept. 493/1 The allantoid forms a large bladder, because it is not limited in front by the abdominal walls and remains perfectly free in every direction excepting posteriorly.

B. adj.

1. Chiefly Embryology = allantoic adj.

ΘΚΠ

the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > membranes, etc., of embryo or fetus > [adjective] > membranes enclosing

allantoid1730

amniotic1822

cotyledonal1850

amnic1855

allantoidean1857

chorial1879

cotyledonary1888

chorionic1892

allantoica1933

intra-amniotic1960

1633 P. Fletcher Purple Island ii. xxiii. 22 The last from Urine-lake with waters base In th' Allantoïd sea empties his flowing race.

1730 J. Cook Anat. & Mech. Ess. I. xviii. 222 Around this, sticking to the Chorion, is another Membrane called the Alantoid or Urinary one, first found out by Needham.

1835–6 Todd's Cycl. Anat. & Physiol. I. 646/2 In which [sc. the Batrachia] during fœtal life no allantoid membrane is ever formed.

1921 F. A. Welby tr. L. Luciani Human Physiol. V. vi. 233 Up to this period the abdominal peduncle contains only the allantoid canal and the allantoid or umbilical vessels.

1979 Cellular Immunol. 43 342 Infectious allantoid fluid used as working virus stock was harvested.

2000 Dermatol. Clinics 18 171/2 A dipeptide isolated from the soluble fractions of the thymus..has shown [sic] to inhibit angiogenesis in vivo using the chicken allantoid membrane assay.

2. Shaped like a sausage; oblong- or crescent-shaped with rounded ends, esp. (in later use) (Mycology) of a fungal spore.

ΚΠ

1796 Monthly Rev. Oct. 208 The first [method of determining the volume of respired air] was, by means of two large tubes joined at right angles and furnished with valves, to draw in air, and then expire it into an empty allantoid bag.

1869 Jrnl. Linn. Soc. 10 374 Some of the perithecia contain minute allantoid spermatia.

1899 L. M. Underwood Moulds, Mildews, & Mushrooms iii. 15 The simplest [spores or conidia] are one celled and in form may be spherical,..elongate, allantoid,..worm-like or thread-like.

1931 E. E. Hubert Outl. Forest Pathol. 230 The pycnidiospores are slightly curved or allantoid in shape.

1983 S. Plant tr. M. Moser Keys to Agarics & Boleti 39 Spores 9–18 μm, allantoid.

2006 Mycologia 98 109 The ascospores were allantoid and aseptate.

This entry has been updated (OED Third Edition, September 2012; most recently modified version published online June 2022).

单词	allantoid
释义	allantoidn.adj. Brit. /əˈlantɔɪd/, U.S. /əˈlæntɔɪd/ Forms: 1600s–1700s allantoïd, 1600s– allantoid, 1700s alantoid. Origin: Of multiple origins. Partly a borrowing from French. Partly a borrowing from Latin. Etymons: French allantoïde; Latin allantoides. Etymology: < (i) French allantoïde, adjective and noun (1541 in Middle French; in 16th cent. also allantoides), and its etymon (ii) post-classical Latin allantoides (see allantoides n.). A. n. Chiefly Embryology = allantois n. Now disused. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > membranes, etc., of embryo or fetus > [noun] > membranes enclosing houve1530 kell1530 cotyledon1540 chorion1545 coif1545 hoop-caul1545 shirt1545 caul1547 sillyhow1574 biggin1611 guard1611 allantoides1615 allantois1615 allantoid1633 amnios1657 amnion1667 heam1681 vitta1693 indusium1706 silly-hood1836 1633 P. Fletcher Purple Island ii. 22 (margin) The Ourachos, a pipe whereby (while the childe is in the wombe) the urine is carried into the Allantoid, or rather Amnion. 1757 C. N. Jenty Course Anatomico-physiol. Lect. II. xviii. 356 And the same Author also questions whether the Fœtus has not an Allantoïd. 1847–9 Todd's Cycl. Anat. & Physiol. IV. i. 744/1 The allantoid in the mare does not form a closed bag. 1905 Med. Rec. 23 Sept. 493/1 The allantoid forms a large bladder, because it is not limited in front by the abdominal walls and remains perfectly free in every direction excepting posteriorly. B. adj. 1. Chiefly Embryology = allantoic adj. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > membranes, etc., of embryo or fetus > [adjective] > membranes enclosing allantoid1730 amniotic1822 cotyledonal1850 amnic1855 allantoidean1857 chorial1879 cotyledonary1888 chorionic1892 allantoica1933 intra-amniotic1960 1633 P. Fletcher Purple Island ii. xxiii. 22 The last from Urine-lake with waters base In th' Allantoïd sea empties his flowing race. 1730 J. Cook Anat. & Mech. Ess. I. xviii. 222 Around this, sticking to the Chorion, is another Membrane called the Alantoid or Urinary one, first found out by Needham. 1835–6 Todd's Cycl. Anat. & Physiol. I. 646/2 In which [sc. the Batrachia] during fœtal life no allantoid membrane is ever formed. 1921 F. A. Welby tr. L. Luciani Human Physiol. V. vi. 233 Up to this period the abdominal peduncle contains only the allantoid canal and the allantoid or umbilical vessels. 1979 Cellular Immunol. 43 342 Infectious allantoid fluid used as working virus stock was harvested. 2000 Dermatol. Clinics 18 171/2 A dipeptide isolated from the soluble fractions of the thymus..has shown [sic] to inhibit angiogenesis in vivo using the chicken allantoid membrane assay. 2. Shaped like a sausage; oblong- or crescent-shaped with rounded ends, esp. (in later use) (Mycology) of a fungal spore. ΚΠ 1796 Monthly Rev. Oct. 208 The first [method of determining the volume of respired air] was, by means of two large tubes joined at right angles and furnished with valves, to draw in air, and then expire it into an empty allantoid bag. 1869 Jrnl. Linn. Soc. 10 374 Some of the perithecia contain minute allantoid spermatia. 1899 L. M. Underwood Moulds, Mildews, & Mushrooms iii. 15 The simplest [spores or conidia] are one celled and in form may be spherical,..elongate, allantoid,..worm-like or thread-like. 1931 E. E. Hubert Outl. Forest Pathol. 230 The pycnidiospores are slightly curved or allantoid in shape. 1983 S. Plant tr. M. Moser Keys to Agarics & Boleti 39 Spores 9–18 μm, allantoid. 2006 Mycologia 98 109 The ascospores were allantoid and aseptate. This entry has been updated (OED Third Edition, September 2012; most recently modified version published online June 2022). < n.adj.1633
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