secosteroid

English

Etymology

(L. seco, "to cut")

Pronunciation
  • sek'ō-stēr'oyd
  • Hyphenation: Sec‧o‧ster‧oid

Noun

secosteroid (plural secosteroids)

  1. (organic chemistry) Any of the subclass of many terpenoid compounds of the tetracyclic steroid class that are structural relatives bearing a cleavage of one of the four rings of that parent class. The prototypical secosteroid is cholecalciferol, vitamin D3
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