Where does “adamantine” come from?

adamantine (Middle English) comes from French adamantin, from Latin adamantinus, from Ancient Greek ἀδαμάντινος, from Ancient Greek ἀδάμας, from Ancient Greek ἀ-, from Proto-Hellenic hə-, from Proto-Indo-European sm̥-, from Proto-Indo-European sem- — together, one.

adamantine (Middle English): Relating to adamant; adamantine

Definitions

  1. Relating to adamant; adamantine

Ancestry of “adamantine”, step by step

StepLanguageWordMeaning
1Frenchadamantinadamantine
2Latinadamantinusadamantine; incorruptible, impregnable;...
3Ancient Greekἀδαμάντινοςadamantine, of steel; hard as adamant
4Ancient Greekἀδάμαςadamant, the hardest metal; a hard metal...
5Ancient Greekἀ-The alpha privativum, used to make words that...
6Proto-Hellenichə-same; together
7Proto-Indo-Europeansm̥-one; with, together
8Proto-Indo-Europeansem-together, one

Words derived from “adamantine

Every word from Proto-Indo-European sem-Every word from Ancient Greek ἀ-Every word from Ancient Greek ἀδάμας