unscale

un- +‎ scale

unscale (third-person singular simple present unscales, present participle unscaling, simple past and past participle unscaled)

1. (transitive) To remove scales from.

   Synonym: (in some contexts) scale

   • 1644, John Milton, Areopagitica; a Speech of Mr. John Milton for the Liberty of Unlicenc’d Printing, to the Parlament of England, London: [s.n.], →OCLC:

     [an eagle] purging and unscaling her long-abused sight at the fountain itself of heavenly radiance

2. (transitive, programming) To undo a scaling transform upon.
   • 2014, Dan Ginsburg; Budirijanto Purnomo; Dave Shreiner, OpenGL ES 3.0 Programming Guide, page 457:

     Because OpenGL ES does not understand such a format, the vertex shader will then need to apply a matrix to unscale these values, which affects the vertex shading performance.

• Lucenas, auncels, auncles, censual, lacunes, launces, unlaces