Definitions for chorion

chorion cho·ri·on

Spelling: [kawr-ee-on, kohr-]
IPA: /ˈkɔr iˌɒn, ˈkoʊr-/

Chorion is a 7 letter English word. It's valid Scrabble word worth 12 points. It's valid Words with friends word worth 13 points.

You can make 118 anagrams from letters in chorion (chinoor).

Definitions for chorion

noun

  1. Embryology. the outermost of the extraembryonic membranes of land vertebrates, contributing to the formation of the placenta in the placental mammals.
  2. Zoology. the membrane around the eggs of certain insects, secreted by cells of the ovary.

Origin of chorion

1535-45; New Latin Greek chórion membrane enclosing the fetus

Examples for chorion

This form of placenta occupies a broad zone of the chorion, leaving the two poles free.

The chorion is an outward skin which compasseth the child in the womb.

The former region becomes known as the chorion lve, and the latter as the chorion frondosum.

The chorion with its vascular processes surrounds the whole embryo.

The allantoic cavity persists (Owen), but the allantois only covers the placental area of the chorion.

The decidua reflexa and serotina together envelop the chorion, the processes of which fit into crypts in them.

The chorion is often ornamented with various processes, etc.

In the Cheiroptera (Vespertilio and Pteropus), the yolk-sack is large, and coalesces with part of the chorion.

From the whole surface of the chorion there project branched vascular processes, covered by an epithelium.

The blood-vessels of the chorion are derived from the usual allantoic arteries and vein.

Word Value for chorion
Scrable

12

Words with friends

13

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