| 释义 |
‖ osculum|ˈɒskjʊləm|
Plural -a.
[L. dim. of ōs mouth.]
1. A kiss. osculum pacis, the kiss of peace.
1612Davies Why Ireland, etc. (1787) 35 The Earl gave unto each of them osculum pacis. 1706Phillips, Osculum, a little Mouth; also a Kiss. 1727–41Chambers Cycl. s.v., Anciently it was a custom in the church, that in the celebration of mass..the people kissed each other, which was called osculum pacis.
†2. Math. = Point of osculation. Obs.
1727–41[see osculate v. 4].
3. Zool.
a. A mouth or principal exhalant aperture or ‘flue’ of a sponge: see quot. 1887.
b. Sometimes applied to the pit-like suckers on the head of a tape-worm by which it attaches itself.
1727–41Chambers Cycl., Oscula, in anatomy, a term used for the orifices, or openings of the lesser vessels. 1844J. G. Wilkinson tr. Swedenborg's Anim. Kingd. II. 2 The oscula or orifices of the excretory ducts are very conspicuous on this membrane. 1877Huxley Anat. Inv. Anim. 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. 1887Sollas 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. |