Where does “nonexothermic” come from?

nonexothermic (English) comes from English exothermic, from French exothermique, from French exo-, from Ancient Greek ἔξω, from Ancient Greek σφαῖρα, from Ancient Greek -ειδής, from Ancient Greek -ής, from Proto-Indo-European -ēs — Creates action nouns or result nouns from verbs;...

nonexothermic (English): Not exothermic

Definitions

  1. Not exothermic

Ancestry of “nonexothermic”, step by step

nonexothermic traces back through two separate lines of ancestry.

via English exothermic

StepLanguageWordMeaning
1EnglishexothermicThat releases energy in the form of heat; That...
2Frenchexothermiqueexothermic
3Frenchexo-exo
4Ancient Greekἔξωout, out of; outside; without, except
5Ancient Greekσφαῖραball, globe, sphere
6Ancient Greek-ειδήςlike, connected to, from the nature of, full of;...
7Ancient Greek-ήςadjective suffix
8Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
9Proto-Indo-European-ess
10Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European -osEvery word from Ancient Greek -ειδήςEvery word from Ancient Greek σφαῖρα
nonexothermic — Etymology, Origin & Word History | Etymology Explorer