noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   An alloy of copper containing from 10 to 40% nickel. countable, uncountable
2. 2
   a 60/40 alloy of copper and nickel wordnet

Synonyms

All synonyms

alloygerman silverpaktong

Etymology

From cupro- + nickel, likely a calque of German Kupfernickel. Piecewise doublet of copper-nickel and kupfernickel.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.