Dictionary.com
definitions
  • synonyms

vitellus

[vi-tel-uh s, vahy-]
See more synonyms for vitellus on Thesaurus.com
noun, plural vi·tel·lus·es.
  1. the yolk of an egg.
Show More

Origin of vitellus

Borrowed into English from Latin around 1720–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for vitellus

vitellus

Examples from the Web for vitellus

Historical Examples of vitellus

  • Now, the human ovum or egg consists of a vitellus or yolk, which is covered by a similar membrane, known as the vitelline.

    What a Young Husband Ought to Know

    Sylvanus Stall

  • This vitellus or yolk undergoes a series of segmentation or dividings which are known as spontaneous segmentation.

  • Vitellus abdicated the Roman empire, which "he had received against his will."

  • Vitelligenous: producing the vitellus or yolk: said of certain cells in the ovaries, believed to have that function.

  • It has only been met with in the vitellus of some of the medium sized ova of a young female.


British Dictionary definitions for vitellus

vitellus

noun plural -luses or -li (-laɪ)
  1. zoology rare the yolk of an egg
Show More

Word Origin for vitellus

C18: from Latin, literally: little calf, later: yolk of an egg, from vitulus calf
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

vitellus in Medicine

vitellus

(vĭ-tĕləs, vī-)
n. pl. vi•tel•lus•es
  1. The yolk of an egg.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.