Showing results for actinomorphic. Search instead for actinomorphies.

actinomorphic

American

[ak-tin-oh-mawr-fik, ak-tuh-noh-] / ækˌtɪn oʊˈmɔr fɪk, ˌæk tə noʊ- /

Also actinomorphous

adjective

Biology. having radial symmetry.
Botany. (of certain flowers, as the buttercup) divisible vertically into similar halves by each of a number of planes passing through the axis.

actinomorphic British

/ ˌæktɪnəʊˈmɔːfɪk /

adjective

botany (esp of a flower) having radial symmetry, as buttercups See also zygomorphic

"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

actinomorphic Scientific

/ ăk′tə-nō-môr′fĭk /

Relating to a flower that can be divided into equal halves along any diameter; radially symmetrical. The flowers of the rose and tulip are actinomorphic.
Compare zygomorphic

Other Word Forms

actinomorphy

noun

Etymology

Origin of actinomorphic

First recorded in 1895–1900; actino- + -morphic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In contrast with this are polysymmetrical or actinomorphic flowers, which have a radial symmetry and can be divided by several planes into several exactly similar portions; such are all regular, symmetrical flowers.

From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023