Definify.com
Webster 1913 Edition
Vagina
Va-gi′na
,Noun.
pl.
Vaginae
(#)
. [L.
vagina
a scabbard or sheath.] 1.
(Anat.)
(a)
A sheath; a theca;
as, the
. vagina
of the portal vein(b)
Specifically, the canal which leads from the uterus to the external orifice of the genital canal, or to the cloaca.
2.
(Zool.)
The terminal part of the oviduct in insects and various other invertebrates. See Illust., of
Spermatheca
. 3.
(Bot.)
The basal expansion of certain leaves, which inwraps the stem; a sheath.
4.
(Arch.)
The shaft of a terminus, from which the bust or figure seems to issue or arise.