Dimensionless
adj
adj ·Rare ·Advanced level
Definitions
Adjective
- 1 Lacking dimensions. not-comparable
"To Heav'n thir prayers / Flew up, nor miſsd the way, by envious windes / Blow'n vagabond or fruſtrate: in they paſsd / Dimentionleſs through Heav'nly dores; […]"
- 2 Of a physical constant: lacking units. not-comparable
"Iron has a density of 7.8 grams per cubic centimeter: its dimensionless relative density is 7.8."
Synonyms
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More examples"To Heav'n thir prayers / Flew up, nor miſsd the way, by envious windes / Blow'n vagabond or fruſtrate: in they paſsd / Dimentionleſs through Heav'nly dores; […]"
Etymology
From dimension + -less.
Related phrases
More for "dimensionless"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.