phyllotaxis

[ fil-uh-tak-sis ]
/ ˌfɪl əˈtæk sɪs /
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noun, plural phyl·lo·tax·es [fil-uh-tak-seez] /ˌfɪl əˈtæk siz/. Botany.

Origin of phyllotaxis

First recorded in 1870–75; phyllo- + -taxis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for phyllotaxis

phyllotaxis

phyllotaxy

/ (ˌfɪləˈtæksɪs) /

noun plural -taxes (-ˈtæksiːz) or -taxies

the arrangement of the leaves on a stem
the study of this arrangement in different plants

Derived Forms

phyllotactic, adjective
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