The area of the blastoderm on either side of, and immediately cephalic to, the primitive streak where the component cell layers have become thickened.
What’s The Area Between Your Eyebrows Called?Read more in this article about some frequently asked questions and fun facts related to our definitions.
Why is the secret military base called Area 51? Why not Area 52, or 127?Located on a remote portion of land along the southern shore of Groom Lake, approximately eighty-three miles northwest of downtown Las Vegas, Nevada, is a top secret U.S. military installation known as Area 51. Since its construction in 1955, a numerical quandary has left many a conspiracy theorist scratching their head and wondering, “What exactly does the ’51’ in Area 51 refer to?” The answer …
- embryonal carcinosarcoma,
- embryonal leukemia,
- embryonal rhabdomyosarcoma,
- embryonal tumor,
- embryonic disk,
- embryonic membrane,
- embryonic shield,
- embryonic stem cell,
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.