Dimensionless

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 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. 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."

Example

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.