a. 二腹的

[医] 二腹的, 二腹肌

Digastric \Di*gas"tric\, a. [Gr. di- = di`s- twice + ? belly:
cf. F. digastrique.] (Anat.)
(a) Having two bellies; biventral; -- applied to muscles
which are fleshy at each end and have a tendon in the
middle, and esp. to the muscle which pulls down the lower
jaw.
(b) Pertaining to the digastric muscle of the lower jaw; as,
the digastric nerves.
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