Definition of proto-chemist in English:

proto-chemist

noun

  • An early chemist; a person engaged in protochemistry.

Origin

Mid 17th century; earliest use found in Walter Charleton (1620–1707), physician and natural philosopher. From proto- + chemist.

Pronunciation

proto-chemist

/ˌprəʊtəʊˈkɛmɪst/