propl.

Adjective

proportional (comparative more proportional, superlative most proportional)

1. 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: ∝.
   • A vacuum-controlled straight air brake system is fitted, in which the driver's vacuum brake valve applies the train brake and makes a proportional application of the locomotive air brake.1958 September, “Swindon's First Main-Line Diesel Locomotive”, in Railway Magazine, page 603
2. (US) In proportion (to), proportionate.
   • This ensures consistency across your website design so that you don't end up with elements that are not adequately proportional with each other.2014, Aravind Shenoy, Learning Bootstrap

   Synonyms:

   commensurate

3. Of a typeface, having characters with natural (non-uniform) width (in contrast to monospace typefaces).
   • A font is proportional if all characters in the font have different widths due to their various sizes.2013, Eric A. Meyer, CSS Fonts: Web Typography Possibilities, page 2

See all 4 meanings of proportional