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powellite

noun — 2 senses

powellite

nounalso spelled Powellite

Etymology Named after American geologist John Wesley Powell (1834–1902), + -ite.

1

Chemistry, Geography, Geology, Mineralogy, Natural sciences, Physical sciences A tetragonal-dipyramidal mineral containing calcium, molybdenum, and oxygen.

Powellite

noun

Etymology From Powell + -ite.

1

A supporter of Powellism.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — authors: page histories for powellite and Powellite.