Definition of non-dimensional in English:

non-dimensional

adjective

  • 1Lacking dimension; having no extent in any spatial dimension.

  • 2Science. Of a physical quantity: having a numerical value independent of the choice of units of measurement; = "dimensionless". Also (of an equation): composed of dimensionless terms.

Origin

Late 19th century; earliest use found in Edwin Abbott (1838–1926), headmaster and writer. From non- + dimensional.

Pronunciation

non-dimensional

/ˌnɒndʌɪˈmɛnʃən(ə)l//ˌnɒndʌɪˈmɛnʃ(ə)n(ə)l//ˌnɒndɪˈmɛnʃ(ə)n(ə)l/