proportional

1. (mathematics) At a constant ratio (to). Two magnitudes (numbers) are said to be proportional if the second varies in a direct relation arithmetically to the first. Symbol: ∝.
2. (mostly, US) In proportion (to), proportionate.
3. Of a typeface, having characters with natural (non-uniform) width (in contrast to monospace typefaces).

• French: proportionnel
• German: proportional
• Italian: proporzionale
• Portuguese: proporcional
• Russian: пропорциона́льный
• Spanish: proporcional

• Russian: пропорциона́льный
• Spanish: proporcional

proportional (plural proportionals)

1. (math, geometry, archaic) A proportion.
   • 1828, William Thomas Brande, Tables in Illustration of the Theory of Definite Proportionals, page xiii:

     It is almost superfluous to remark that the numbers attached to the elements of compounds are those of the proportionals in which they combine […]