capable of being subjected to a moderate degree of heat without loss of characteristic properties, as certain toxins and enzymes (opposed to thermolabile).
Origin of thermostable
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
(of certain chemical and biochemical compounds) capable of withstanding moderate heat without loss of characteristic propertiesa thermostable plastic Compare thermolabile
not affected by high temperatures
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
Unaffected by relatively high temperatures, as certain ferments or toxins.
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