inner cell mass

noun

in·​ner cell mass ˌin-ər- How to pronounce inner cell mass (audio)
: the portion of the blastocyst of a mammalian embryo that is destined to become the embryo proper

Dictionary Entries Near inner cell mass

Cite this Entry

“Inner cell mass.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/inner%20cell%20mass. Accessed 21 Jul. 2024.

Love words? Need even more definitions?

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