monochasium

noun

mono·​cha·​si·​um ˌmä-nə-ˈkā-zē-əm 

-zhē-

plural monochasia ˌmä-nə-ˈkā-zē-ə 

-zhē-

: a cymose inflorescence that produces only one main axis

monochasial

ˌmä-nə-ˈkā-zē-əl 

-zhē-

adjective

Word History

Etymology

New Latin, from mon- + -chasium (as in dichasium)

First Known Use

circa 1890, in the meaning defined above