HYPOTROCHOID
Hy`po*tro"choid, n. Etym: [Pref. hypo- + trochoid.] (Geom.)
Defn: A curve, traced by a point in the radius, or radius produced, of a circle which rolls upon the concave side of a fixed circle. See Hypocycloid, Epicycloid, and Trochoid.
HYPOTYPOSIS
Hy`po*ty*po"sis, n. Etym: [NL., fr. Gr. (Rhet.)
Defn: A vivid, picturesque description of scenes or events.
HYPOXANTHIN
Hy`po*xan"thin, n. Etym: [Pref. hypo- + xanthin.] (Physiol. Chem.)
Defn: A crystalline, nitrogenous substance, closely related to xanthin and uric acid, widely distributed through the animal body, but especially in muscle tissue; — called also sarcin, sarkin.
HYPOZOIC
Hy`po*zo"ic, a. Etym: [Pref. hypo- + Gr. (Geol.)
Defn: Anterior in age to the lowest rocks which contain organic remains. Lyell.
HYPPISH
Hyp"pish, a. Etym: [From Hyp.]
Defn: Affected with hypochondria; hypped. [Written also hyppish.]