osculumn.

Brit.

/ˈɒskjᵿləm/, U.S.

/ˈɑskjələm/

Inflections: Plural oscula, (rare) osculums.

Origin: A borrowing from Latin. Etymon: Latin ōsculum.

Etymology: < classical Latin ōsculum kiss < ōs mouth (see oral adj.) + -culum -culum suffix.

1. A kiss. Formerly also: †a small mouth (obsolete). See also osculum pacis n. rare.

ΘΚΠ

the mind > emotion > love > kiss > [noun]

kissc1000

bassc1450

baisier1477

swapa1566

buss1567

smouch1578

lip-lick1582

lip-clip1606

tuck1611

accolade1654

poguec1670

osculum1706

slobber1884

banger1898

snog1959

1706 Phillips's New World of Words (new ed.) Osculum, a little Mouth; also a Kiss.

1940 A. H. C. D. Sheed tr. E. Gilson Mystical Theol. St. Bernard 110 He [sc. God] is therefore the Kiss par excellence, the Osculum of the Canticle of Canticles.

†2. Geometry. A point at which one curve or surface osculates another. Obsolete. rare.

ΘΚΠ

the world > relative properties > number > geometry > point > [noun] > on a curve > point of inflection

point of inflection1670

osculum1728

flex1866

1728 E. Chambers Cycl. (at cited word) A Circle described on the Point C, as a Centre,..with the Radius of the Evolute M C, is said to osculate, kiss, the Curve described by Evolution in M; which point M is call'd by the Inventor Huygens, the Osculum of the Curve.

a. Chiefly Zoology. An opening or orifice; spec. †(a) a sucker on the scolex of a tapeworm (obsolete); (b) an excurrent opening of a sponge.

ΘΚΠ

the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > [noun] > member of > parts of > mouth

osculum1728

1728 E. Chambers Cycl. Oscula, In Anatomy, a Term used for the Orifices, or Openings of the lesser Vessels.

1836–9 Todd's Cycl. Anat. & Physiol. II. 120/2 It [sc. the head] is of an elongated form..and presents, instead of the four round oscula characteristic of the true Tæniæ, two lateral longitudinal fossæ, or bothria.

1844 J. J. G. Wilkinson tr. E. Swedenborg Animal Kingdom II. 2 The oscula or orifices of the excretory ducts are very conspicuous on this membrane.

1877 T. H. Huxley Man. Anat. Invertebrated Animals iii. 114 The working of the flagella of the endodermic cells causes the water contained in the gastric cavity to flow out of the osculum.

1887 W. J. Sollas in Encycl. Brit. XXII. 412/2 [A simple sponge] is a hollow vase-like sac closed at the lower end, by which it is attached, opening above by a comparatively large aperture, the osculum or vent, and at the sides by numerous smaller apertures or pores which perforate the walls.

1912 Philos. Trans. (Royal Soc.) B. 202 166 Spicules are formed, first monaxons, then triradiates; a gastral cavity and finally an osculum appears.

1947 Proc. Royal Soc. B. 134 409 Carter..gives a vivid account of the setting up of the sponge organization round a single osculum.

1953 H. Mellanby Animal Life in Fresh Water (ed. 5) ii. 13 The larvae..escape through the oscula and have a brief free swimming existence of about twenty-four hours.

1971 Science 8 Jan. 56/3 The elegant experiments of H. Mergner on the formation of the osculum have shown that tissue layers are probably the most important units in the integration of morphogenetic events in sponges.

1997 Limnol. & Oceanogr. 42 179/1 In this case, the water-column property is picoplankton concetration and the pumping units are sponge oscula.

†b. false osculum n. = pseudostome n. 2. Obsolete. rare.

ΚΠ

1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 791 Such fusion frequently leads to the enclosure of spaces really external to the sponge-body, which form a false gastric cavity (pseudogaster) opening by a false osculum (pseudosculum s. pseudostome) and false pores (pseudopores).

This entry has been updated (OED Third Edition, September 2004; most recently modified version published online June 2022).

单词	osculum
释义	osculumn. Brit. /ˈɒskjᵿləm/, U.S. /ˈɑskjələm/ Inflections: Plural oscula, (rare) osculums. Origin: A borrowing from Latin. Etymon: Latin ōsculum. Etymology: < classical Latin ōsculum kiss < ōs mouth (see oral adj.) + -culum -culum suffix. 1. A kiss. Formerly also: †a small mouth (obsolete). See also osculum pacis n. rare. ΘΚΠ the mind > emotion > love > kiss > [noun] kissc1000 bassc1450 baisier1477 swapa1566 buss1567 smouch1578 lip-lick1582 lip-clip1606 tuck1611 accolade1654 poguec1670 osculum1706 slobber1884 banger1898 snog1959 1706 Phillips's New World of Words (new ed.) Osculum, a little Mouth; also a Kiss. 1940 A. H. C. D. Sheed tr. E. Gilson Mystical Theol. St. Bernard 110 He [sc. God] is therefore the Kiss par excellence, the Osculum of the Canticle of Canticles. †2. Geometry. A point at which one curve or surface osculates another. Obsolete. rare. ΘΚΠ the world > relative properties > number > geometry > point > [noun] > on a curve > point of inflection point of inflection1670 osculum1728 flex1866 1728 E. Chambers Cycl. (at cited word) A Circle described on the Point C, as a Centre,..with the Radius of the Evolute M C, is said to osculate, kiss, the Curve described by Evolution in M; which point M is call'd by the Inventor Huygens, the Osculum of the Curve. 3. a. Chiefly Zoology. An opening or orifice; spec. †(a) a sucker on the scolex of a tapeworm (obsolete); (b) an excurrent opening of a sponge. ΘΚΠ the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > [noun] > member of > parts of > mouth osculum1728 1728 E. Chambers Cycl. Oscula, In Anatomy, a Term used for the Orifices, or Openings of the lesser Vessels. 1836–9 Todd's Cycl. Anat. & Physiol. II. 120/2 It [sc. the head] is of an elongated form..and presents, instead of the four round oscula characteristic of the true Tæniæ, two lateral longitudinal fossæ, or bothria. 1844 J. J. G. Wilkinson tr. E. Swedenborg Animal Kingdom II. 2 The oscula or orifices of the excretory ducts are very conspicuous on this membrane. 1877 T. H. Huxley Man. Anat. Invertebrated Animals iii. 114 The working of the flagella of the endodermic cells causes the water contained in the gastric cavity to flow out of the osculum. 1887 W. J. Sollas in Encycl. Brit. XXII. 412/2 [A simple sponge] is a hollow vase-like sac closed at the lower end, by which it is attached, opening above by a comparatively large aperture, the osculum or vent, and at the sides by numerous smaller apertures or pores which perforate the walls. 1912 Philos. Trans. (Royal Soc.) B. 202 166 Spicules are formed, first monaxons, then triradiates; a gastral cavity and finally an osculum appears. 1947 Proc. Royal Soc. B. 134 409 Carter..gives a vivid account of the setting up of the sponge organization round a single osculum. 1953 H. Mellanby Animal Life in Fresh Water (ed. 5) ii. 13 The larvae..escape through the oscula and have a brief free swimming existence of about twenty-four hours. 1971 Science 8 Jan. 56/3 The elegant experiments of H. Mergner on the formation of the osculum have shown that tissue layers are probably the most important units in the integration of morphogenetic events in sponges. 1997 Limnol. & Oceanogr. 42 179/1 In this case, the water-column property is picoplankton concetration and the pumping units are sponge oscula. †b. false osculum n. = pseudostome n. 2. Obsolete. rare. ΚΠ 1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 791 Such fusion frequently leads to the enclosure of spaces really external to the sponge-body, which form a false gastric cavity (pseudogaster) opening by a false osculum (pseudosculum s. pseudostome) and false pores (pseudopores). This entry has been updated (OED Third Edition, September 2004; most recently modified version published online June 2022). < n.1706
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