noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   An alloy of magnesium and aluminium used, with a non-oxidizing cover, as cladding for fuel rods in Magnox nuclear power stations. uncountable
2. 2
   an early type of nuclear power station also used for the production of weapons-grade plutonium

Etymology

Abbreviation of magnesium non-oxidising.

Related phrases

fuel rodnuclear power stationpower stationweapons grade

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