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"Section M, N, and O"

[L. ovum an
egg + positor
a placer, fr. ponere to place.]
(Zoöl.) The organ with which many insects and some
other animals deposit their eggs. Some ichneumon files have a long
ovipositor fitted to pierce the eggs or larvæ of other insects,
in order to lay their own eggs within the same.


O"vi*sac (?), n. [Ovum +
sac.] (Anat) (a) A Graafian
follicle; any sac containing an ovum or ova.

(b) The inner layer of the fibrous wall of a
Graafian follicle.


O"vist (?), n. (Biol.) Same
as Ovulist.


||O`vo*coc"cus (?), n.; pl.
Ovococci (#). [Ovum + Gr. &?; grain, seed.]
(Biol.) A germinal vesicle.


{ O"void (?), O*void"al (?), }
a. [Ovum + -oid: cf. F.
ovoïde.] Resembling an egg in shape; egg-shaped;
ovate; as, an ovoidal apple.


O"void (?), n. A solid resembling
an egg in shape.


O"vo*lo (?), n.


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