area opaca

noun
area opa·​ca | \ -ō-ˈpā-kə How to pronounce area opaca (audio) \

Medical Definition of area opaca

: the peripheral opaque area that surrounds the area pellucida of a vertebrate embryo (as of a bird) formed by discoidal cleavage

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Cite this Entry

“Area opaca.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/area%20opaca. Accessed 27 Nov. 2020.

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