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planospore

American  
[plan-uh-spawr, -spohr] / ˈplæn əˌspɔr, -ˌspoʊr /

noun

Biology.

  1. a zoospore.

Etymology

Origin of planospore

First recorded in 1945–50; plano- 2 + spore

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.