yolk plug

noun

: a mass of yolk cells found in the blastopore of the embryos of some vertebrates

Dictionary Entries Near yolk plug

Cite this Entry

“Yolk plug.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/yolk%20plug. Accessed 5 Nov. 2024.

Love words? Need even more definitions?

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