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alpha-beta brass

American

[al-fuh-bey-tuh, -bee-] / ˈæl fəˈbeɪ tə, -ˈbi- /

noun

an alloy of from 55 to 61 percent copper with from 39 to 45 percent zinc.

Etymology

Origin of alpha-beta brass

First recorded in 1915–20

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.