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Definition of imperceptibly
imperceptibly
/ˌɪm.pɚˈsɛp.tə.bli/
im · per · cep · ti · bly
Adjective:imperceptible
imperceptibly Lexical Profile
CEFR
C1
Grade
9
Tier
2
Usage
Top 10k
Syllables
5
imperceptibly Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adverb
1
In a manner so slight, gradual, or subtle as not to be perceived or noticed.
Example
"The days grew imperceptibly shorter as late summer transitioned into autumn."
Synonyms
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Word Origin & Etymology
Formed from the adjective 'imperceptible' plus the adverbial suffix '-ly'. The base word derives from Late Latin 'imperceptibilis', combining the negative prefix 'in-' (assimilated to 'im-') with 'percipere', meaning 'to seize, understand, or perceive'.
Cite this Entry
Wordmom. (2026). Definition of Imperceptibly. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/imperceptibly