Where does “nonamniote” come from?

nonamniote (English) comes from English non, from French non, from Old French non, from Latin nōn, from Old Latin noenum, from Proto-Indo-European óynos — one; single.

nonamniote (English): An organism that is not an amniote

Definitions

  1. An organism that is not an amniote

Ancestry of “nonamniote”, step by step

nonamniote traces back through two separate lines of ancestry.

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

via English amniote

StepLanguageWordMeaning
1EnglishamnioteAny of the Amniota group of vertebrates having an...
2LatinAmniota—
3Translingual-otaUsed to form names of taxa according to a prominent anatomical feature
Every word from Proto-Indo-European óynos →Every word from Old Latin noenum →Every word from Latin nōn →