noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A form of luminescence produced by the bombardment of a metal or a phosphor by electrons (as in a traditional television). countable, uncountable

Etymology

From cathode + -o- + luminescence.

Related phrases

cathodoluminescence microscope

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