Definition of dichotriaene in English:

dichotriaene

(also dichotriene)

noun

Zoology
  • In sponges: a dichotomous triaene; a three-forked spicule in which each fork divides into two.

Origin

Late 19th century; earliest use found in William Sollas (1849–1936), geologist and anthropologist. From dicho- + triaene.

Pronunciation

dichotriaene

/ˌdʌɪkə(ʊ)ˈtrʌɪiːn/