chorionicity

Fetched 2026-10-26 (cache).

Synonyms: chronicity

Antonyms: chronicity

Related words from Datamuse; suggestions, not definitions.

Noun

1. The [[chorionic]] status of multiple pregnancies: whether twins [[in utero]] share one [[chorion]] and [[placenta]] ([[monochorionic]]) or whether they each have their own ([[dichorionic]]).<ref name="NICE_CG129">National Institute for Health and Care Excellence. [https://www.nice.org.uk/guidance/cg129/ifp/chapter/understanding-chorionicity Multiple pregnancy: antenatal care for twin and triplet pregnancies. Clinical guideline (CG129).] Published date: September 2011.</ref>

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