Area - Dynamic NPU Manual



Area of plane, surface or interface

Definition in words

Integral product of length, x, and breadth (width), y, of component B in system 1

Definition by equation

Systematic terms

Area of component B in system 1

Result type

Rational scale
  • Value sets are positive numerical values
  • Numerical values from 0-∞
Algebraic operations are allowed (a=nb; a≠nb)


mm2, cm2, m2 , etc.


Ferard G, Dybkaer R, Fuentes-Arderiu X. Compendium of Terminology and Nomenclature of Properties in Clinical Laboratory Sciences : Recommendations 2016. 1 ed: Royal Society of Chemistry; 2016. 182 p. doi:10.1039/9781782622451.


Laboratory field


Clinical Chemistry

Generic abbreviated
NPU10218 Pt—Body Surface; area = ? m²
Full result NPU10218 Patient—Body Surface; area = 1.8 m²
Abbreviated result NPU10218 Pt—Body Surface; area = 1.8 m²
Written expression The area of Mr. Smith’s body surface is [1.8] m².

  • Kind-of-property

    • Nominal kind-of-property

    • Kind-of-quantity

      • Unitary kind-of-quantity

        • Rational unitary kind-of-quantity

          • Area


  • Dybkaer R. Concept system on ‘quantity’: formation and terminology. Accredit Qual Assur. 2013;18(3):253-60.
  • Dybkaer R. ISO terminological analysis of the VIM3 concepts ‘quantity’ and ‘kind-of-quantity’. Metrologia. 2010;47(3):127-34.
Date Term Note
1996-01-01 Area Term established