Where does “nonphotoreactive” come from?

nonphotoreactive (English) comes from English photoreactive, from English reactive, from English -ive, from Middle English -yf, from Old French -if, from Latin -īvus, from Proto-Indo-European -iHwós, from Proto-Indo-European -wós — Creates adjectives from verb stems.

nonphotoreactive (English): Not photoreactive

Definitions

  1. Not photoreactive

Ancestry of “nonphotoreactive”, step by step

nonphotoreactive traces back through two separate lines of ancestry.

via English photoreactive

StepLanguageWordMeaning
1Englishphotoreactivethat participates in, or initiates a...
2Englishreactivethat reacts or responds to a stimulus; that...
3English-iveAn adjective suffix signifying relating or...
4Middle English-yfA suffix designating adjectives, adverbs and...
5Old French-if-ive
6Latin-īvusAdjective suffix
7Proto-Indo-European-iHwós
8Proto-Indo-European-wósCreates adjectives from verb stems

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 -wósEvery word from Latin -īvusEvery word from English -ive
nonphotoreactive — Etymology, Origin & Word History | Etymology Explorer