unitless

Having no units of measurement; such as a ratio or percentage of two numbers which have the same units.

Adjective

  1. Having no units of measurement; such as a ratio or percentage of two numbers which have the same units.

Origin

Etymology tree English unit Proto-Indo-European *lewh₁- Proto-Indo-European *lewHs-der. Proto-Germanic *leusaną Proto-Germanic *lausaz Proto-Germanic *-lausaz Proto-West Germanic *-laus Old English -lēas Middle English -les English -less English unitless From unit + -less.

Related

dimensionless quantity