trimorphism

noun

tri·​mor·​phism
(ˈ)trī¦mȯrˌfizəm
plural -s
1
: polymorphism in which there are three distinct forms of a species or of a particular caste compare dimorphism sense a
2
: occurrence of three distinct forms of organs (as leaves or flowers) on individuals of the same species : heterogony
3
: the property of crystallizing in three different forms

Word History

Etymology

International Scientific Vocabulary trimorph- (from Greek trimorphos having three forms) + -ism

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Cite this Entry

“Trimorphism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trimorphism. Accessed 19 Dec. 2025.

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