Where does “diamans” come from?

diamans (Medieval Latin) comes from Late Latin adimas, from Latin adamas, from Ancient Greek ἀδάμας, from Ancient Greek ἀ-, from Proto-Hellenic hə-, from Proto-Indo-European sm̥-, from Proto-Indo-European sem- — together, one.

Ancestry of “diamans”, step by step

StepLanguageWordMeaning
1Late Latinadimas
2LatinadamasAdamant; the hardest steel or iron; diamond; an...
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

Words derived from “diamans

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