blood island

noun

Medical Definition of blood island

: any of the reddish areas in the extraembryonic mesoblast of developing vertebrate eggs where blood cells and vessels are forming

called also blood islet

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Cite this Entry

“Blood island.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/blood%20island. Accessed 22 Sep. 2020.

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