Hy´oid, Hyoid´ean, a. Pertaining to the os hyoides or tongue-bone, or, more generally, to the tongue itself.

Hypapoph´ysis, n. Bony process from the under side of a vertebra, sometimes very large, as in the loon.

Hyper- (in composition). Same as super- (which see).

Hyperbo´rean, a. Northern; boreal.

Hyperchrom´atism, n. State of unusually increased or intensified coloration.

Hyper´trophy, n. Inordinate enlargement of a part or organ, due to excessive nutrition. The opposite of atrophy, or the wasting away of an organ through deficient nutrition.

Hypo- (in composition). Same as sub- (which see).

Hypochon´drium, n. The flank. (Oftener used in the plural, hypochondria, flanks.) (67.)

Hypodac´tylum, n. Soles of the toes. (118.)

Hypogas´tric, a. Under or behind the belly. (Little used).