Origin of imperceptible
Examples from the Web for imperceptible
The nature of the harm allegedly caused by Goddard was “subtle, imperceptible and pernicious.”Exclusive: Bryan Singer Faces New Teen Sex Assault Lawsuit|Tim Teeman|May 4, 2014|DAILY BEAST
The number of straight men who change their name upon marriage, remains so tiny as to be imperceptible.Gay People Can Be as Traditional and Boring as Straight People|Justin Green|May 30, 2013|DAILY BEAST
He might have overcome his drawl, lobbying past, and imperceptible poll ratings to win the GOP nomination.
By an imperceptible motion of his wings he maintains this prodigious height without fatigue.Reptiles and Birds|Louis Figuier
A finger moving can produce a noise, even though it be imperceptible.The Montessori Method|Maria Montessori
Nothing can ever change them but the unconscious and imperceptible movement of the mores.Folkways|William Graham Sumner
His practised ear had heard a sound at first imperceptible, but which seemed to be gradually drawing nearer.The Prairie Flower|Gustave Aimard
The king slowly shook his head, and an imperceptible smile played around his lips.Old Fritz and the New Era|Louise Muhlbach
early 15c., from French imperceptible (early 15c.), from Medieval Latin imperceptibilis, from assimilated form of in- "not, opposite of" (see in- (1)) + perceptibilis (see perceptible). Related: Imperceptibly. OED marks imperceivable as "Now rare."