Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

imperceptible

play
adjective im·per·cep·ti·ble \ˌim-pər-ˈsep-tə-bəl\

Simple Definition of imperceptible

  • : impossible to see or notice

Full Definition of imperceptible

  1. :  not perceptible by a sense or by the mind :  extremely slight, gradual, or subtle <imperceptible differences>

im·per·cep·ti·bly play \-ˈsep-tə-blē\ adverb

Examples of imperceptible

  1. These changes will be imperceptible to most people.

  2. <a slight difference in hue between the two glasses that's imperceptible unless they're placed side by side>



Origin of imperceptible

Middle English, from Middle French, from Medieval Latin imperceptibilis, from Latin in- + Late Latin perceptibilis perceptible


First Known Use: 15th century

Rhymes with imperceptible



Seen and Heard

What made you want to look up imperceptible? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

February 14, 2016

to hug and kiss another person

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

16.96 pounds 196.5 pounds 100 pounds 2.2 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ