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polychasium

[pol-ee-key-zhee-uh m, -zhuh m, -zee-uh m] /ˌpɒl iˈkeɪ ʒi əm, -ʒəm, -zi əm/
noun, plural polychasia
[pol-ee-key-zhee-uh, -zhuh, -zee-uh] /ˌpɒl iˈkeɪ ʒi ə, -ʒə, -zi ə/ (Show IPA).
Botany
1.
a form of cymose inflorescence in which each axis produces more than two lateral axes.
Origin
< New Latin; see poly-, dichasium
Related forms
polychasial, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for polychasial

polychasium

/ˌpɒlɪˈkeɪzɪəm/
noun (pl) -sia (-zɪə)
1.
(botany) a cymose inflorescence in which three or more branches arise from each node
Word Origin
C20: from New Latin, from poly- + -chasium as in dichasium
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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