coremaker

[ kawr-mey-ker, kohr- ]
/ ˈkɔrˌmeɪ kər, ˈkoʊr- /

noun Metallurgy.

a person who makes cores for foundry molds.

Origin of coremaker

First recorded in 1880–85; core1 + maker
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019