the GNU version of the Collaborative International Dictionary of English
adj. Stretched out; extended; especially, elongated in the direction of a line joining the poles; ; -- opposed to oblate.
v. To utter; to pronounce.
The Century Dictionary and Cyclopedia
To utter, especially in a drawling manner; lengthen in pronunciation or sound.
Lengthened along one direction. A prolate spheroid is produced by the revolution of a semi-ellipse about its larger diameter. See oblate.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. having the polar diameter greater than the equatorial diameter
adj. rounded like an egg
Word Usage
"The effect of the revolution is to make both bodies slightly protrude in the direction of the line joining them; they become slightly "prolate" as it is called -- that is, lemon-shaped."