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microtherm

American  
[mahy-kruh-thurm] / ˈmaɪ krəˌθɜrm /

noun

  1. a plant requiring a minimum of heat for growth.

Other Word Forms

  • microthermic adjective

Etymology

Origin of microtherm

First recorded in 1870–75; micro- + -therm

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.