- Cell Biology.
- the female reproductive cell or gamete of animals, which is capable of developing, usually only after fertilization, into a new individual.
- the female reproductive cell or gamete of plants.
- Architecture. an oval ornament, as in an egg-and-dart molding.
Origin of ovum
1700–10; < Latin ōvum egg1; cognate with Greek ōión
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for ovum
One is an ovum, and these are the principle the mother gives to the future child.Almost A Man
And as the rose springs from the seed, so the horse develops from the ovum.The Heart of Nature
When the twins come from one ovum the condition is not so simple.
The cervix is then more or less dilated and the ovum is palpable.
Ovum, shows the process of development in all its stages, 43, 44.A Century of Science and Other Essays
- an unfertilized female gamete; egg cell
from Latin: egg
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for ovum
(plural ova), 1706, from Latin ovum "egg," cognate with Greek oon, Old Norse egg, Old English æg, all perhaps from PIE root *awi- (see egg (n.)).
Online Etymology Dictionary, © 2010 Douglas Harper
- The female reproductive cell or gamete; egg.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- The mature reproductive cell of female animals, produced in the ovaries. See more at egg.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.