choroid

From New Latin choroides, from Ancient Greek χοροειδής (khoroeidḗs, alteration of χοριοειδής (khorioeidḗs, “like the afterbirth”)), from χόριον (khórion, “membrane that encloses the fetus in the womb, afterbirth”) +‎ -ειδής (-eidḗs, “-like”).

• (Received Pronunciation) IPA^(key): /ˈkɔː.ɹɔɪd/, /ˈkɒɹ.ɔɪd/
• (General American) IPA^(key): /ˈkɔɹˌɔɪd/

choroid (not comparable)

1. (anatomy) Resembling the chorion, particularly in containing many blood vessels.

   choroid plexus

choroid (plural choroids)

1. (anatomy) The pigmented vascular layer of the eyeball between the retina and the sclera.

• chorioid
• choroid coat

• “choroid”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “choroid”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.

• ochroid