very slight, gradual, or subtle: the imperceptible slope of the road.
not perceptible; not perceived by or affecting the senses.
something not capable of being perceived by the senses: metaphysical speculation about imperceptibles.
Origin of imperceptible
Synonyms for imperceptible
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for imperceptibility
Historical Examples of imperceptibility
too slight, subtle, gradual, etc, to be perceived
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Online Etymology Dictionary, © 2010 Douglas Harper