Where does “adamantoid” come from?

adamantoid (English) comes from Ancient Greek ἀδάμας, from Ancient Greek ἀ-, from Proto-Hellenic hə-, from Proto-Indo-European sm̥-, from Proto-Indo-European sem- — together, one.

adamantoid (English): A crystal characterized by being bound by 48...

Definitions

A crystal characterized by being bound by 48...

Ancestry of “adamantoid”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	ἀδάμας	adamant, the hardest metal; a hard metal...
2	Ancient Greek	ἀ-	The alpha privativum, used to make words that...
3	Proto-Hellenic	hə-	same; together
4	Proto-Indo-European	sm̥-	one; with, together
5	Proto-Indo-European	sem-	together, one

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