Definition of prostanoid in English:

prostanoid

noun

Biochemistry
  • Any of a group of lipids, including the prostaglandins, prostacyclins, and thromboxanes, which have molecular structures based on that of prostanoic acid.

Origin

1970s. From prostan- + -oid.

Pronunciation

prostanoid

/ˈprɒstəˌnɔɪd/