Where does “молекула” come from?

молекула (Kazakh) comes from Russian моле́кула, from French molécule, from New Latin molecula, from Latin mōlēs.

молекула (Kazakh): molecule

Definitions

Step	Language	Word	Meaning
1	Russian	моле́кула	—
2	French	molécule	molecule
3	New Latin	molecula	a molecule; molecule
4	Latin	mōlēs	—

молекула — Etymology, Origin & Word History | Etymology Explorer