PROLATUM
Pro*la"tum, n.; pl. Prolata. Etym: [ NL. See Prolate.] (Geom.)
Defn: A prolate spheroid. See Ellipsoid of revolution, under
Ellipsoid.
PROLEG
Pro"leg, n. Etym: [Pref. pro- for, in place of + leg.] (Zoöl.)
Defn: One of the fleshy legs found on the abdominal segments of the larvæ of Lepidoptera, sawflies, and some other insects. Those of Lepidoptera have a circle of hooks. Called also proped, propleg, and falseleg.
PROLEGATE Pro"leg`ate (; 48), n. Etym: [L. prolegatus; pro for + legatus legate.] (Rom. Hist.)
Defn: The deputy or substitute for a legate.
PROLEGOMENARY
Prol`e*gom"e*na*ry, a.
Defn: Of the nature of a prolegomenon; preliminary; introductory; prefatory.
PROLEGOMENON
Prol`e*gom"e*non, n.; pl. Prolegomena. Etym: [ NL., fr. Gr.
Defn: A preliminary remark or observation; an introductory discourse prefixed to a book or treatise. D. Stokes (1659). Sir W. Scott.