a type of inflorescence, occurring in the lilac and grape, in which the main branch is racemose and the lateral branches cymose
Derived forms
thyrsoid (ˈthyrsoid) or thyrsoidal (θɜːˈsɔɪdəl)
adjective
Word origin
C17: from French: thyrsus
thyrse in American English
(θɜːrs)
noun
Botany
a compact branching inflorescence, as of the lilac, in which the main axis is indeterminate and the lateral axes are determinate
Also: thyrsus
Word origin
[1595–1605; ‹ F ‹ L thyrsusthyrsus]This word is first recorded in the period 1595–1605. Other words that entered Englishat around the same time include: Creole, domain, option, premium, toss