noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of several alloys, mostly of nickel and iron, that have a high magnetic permeability
2. 2
   Any radioactive isotope of a metal, especially one used as a biochemical label

Etymology

From radio- + metal.

Related phrases

magnetic permeability

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