[ mon-uh-key-zhee-uh m, -zhuh m, -zee-uh m ]
/ ˌmɒn əˈkeɪ ʒi əm, -ʒəm, -zi əm /

noun, plural mon·o·cha·si·a [mon-uh-key-zhee-uh, -zhuh, -zee-uh] /ˌmɒn əˈkeɪ ʒi ə, -ʒə, -zi ə/. Botany.

a form of cymose inflorescence in which the main axis produces only a single branch.

Origin of monochasium

From New Latin, dating back to 1885–90; see origin at mono-, dichasium

Related forms

mon·o·cha·si·al, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for monochasium


/ (ˌmɒnəʊˈkeɪzɪəm) /

noun plural -sia (-zɪə)

botany a cymose inflorescence in which each branch gives rise to one other branch only, as in the forget-me-not and buttercupCompare dichasium

Derived Forms

monochasial, adjective

Word Origin for monochasium

C19: mono- + -chasium as in dichasium
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012