“+ adjective
Etymology: International Scientific Vocabulary end- + thermic
1. : characterized by or formed with absorption of heat : endoergic
endothermic chemical reactions
— opposed to exothermic
2.
[ endotherm + -ic ]
: warm-blooded , homoiothermic
• en·do·ther·mic·ally “+ adverb
• en·do·ther·mism “+|thərˌmizəm noun -s