primordial ovum


: one of the large cells in the germinal epithelium and in the sexual cords or egg tubes derived from it which occur in embryos of both sexes but more abundantly in the female and from which the true eggs are believed to be derived

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Dictionary Entries Near primordial ovum

Cite this Entry

“Primordial ovum.” Dictionary, Merriam-Webster, Accessed 30 Nov. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!