Where does “adamant” come from?

adamant (Cornish) comes from Middle English adamant, from Latin adamantem, from Ancient Greek ἀδάμας, from Ancient Greek ἀ-, from Proto-Hellenic hə-, from Proto-Indo-European sm̥-, from Proto-Indo-European sem- — together, one.

adamant (Cornish): The mineral, diamond; A gemstone made from...

Definitions

  1. The mineral, diamond; A gemstone made from...

Ancestry of “adamant”, step by step

StepLanguageWordMeaning
1Middle Englishadamantadamant, adamantine; An invulnerable or...
2Latinadamantemaccusative singular of adamās
3Ancient Greekἀδάμαςadamant, the hardest metal; a hard metal...
4Ancient Greekἀ-The alpha privativum, used to make words that...
5Proto-Hellenichə-same; together
6Proto-Indo-Europeansm̥-one; with, together
7Proto-Indo-Europeansem-together, one
Every word from Proto-Indo-European sem-Every word from Ancient Greek ἀ-Every word from Ancient Greek ἀδάμας