Where does “verifier” come from?

Verifier comes from English verify, from Chinese 兒, Latin verificare, combining Latin facio meaning "to make" with Latin -arius, ultimately from Proto-Indo-European roots dʰeh₁- and weh₁-.

verifier (English): Agent noun of verify; one who verifies; A device...

Definitions

  1. Agent noun of verify; one who verifies; A device...

Ancestry of “verifier”, step by step

StepLanguageWordMeaning
1EnglishverifyTo substantiate or prove the truth of something;...
2Old Frenchverifierto verify
3Latinvērificāre
4Latinfaciōto do
5Latin-toriumnominative neuter singular of -tōrius; accusative...
6Latin-tōriusory
7Latin-tor-er
8Proto-Italic-tōrForms agent nouns to verb stems
9Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
10Proto-Indo-European-tor-s
Every word from Proto-Indo-European -tor-sEvery word from Latin -toriumEvery word from Latin -tor
verifier — Etymology, Origin & Word History | Etymology Explorer