Defn: A cavity formed by the invagination of the outer wall of the body, as the atrium of an amphioxus and possibly the body cavity of vertebrates.

EPICOENE
Ep"i*coene, a.

Defn: Epicene. [R.] Hadley.

EPICOLIC
Ep`i*col"ic, a. Etym: [Pref. epi- + Gr. (Anat.)

Defn: Situated upon or over the colon; — applied to the region of the abdomen adjacent to the colon.

EPICONDYLAR
Ep`i*con"dy*lar, n. (Anat.)

Defn: Pertaining to, or resembling, an epicondyle.

EPICONDYLE
Ep`i*con"dyle, n. Etym: [Pref. epi- + condyle.] (Anat.)

Defn: A projection on the inner side of the distal end of the numerus; the internal condyle.

EPICORACOID
Ep`i*cor"a*coid, n. Etym: [Pref. epi- + coracoid.] (Anat.)