noun Cell Biology.
the cell that results from the meiotic divisions of an oocyte and matures into an ovum.
Origin of ootid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
zoology an immature female gamete that develops into an ovum
Word Origin for ootid
C20: from oo- + (sperma) tid
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
The nearly mature ovum after the first maturation division has been completed and the second initiated.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.