Linewidth

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A measure of the width of the band of frequencies of radiation emitted or absorbed in an atomic or molecular transition; a result of the uncertainty principle.

Etymology

From line + width.

Related phrases

uncertainty principle

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