Definition of imperceptibly in English:

imperceptibly

adverb

  • In a way that is so slight, gradual, or subtle as not to be perceived.

    ‘the corners of her mouth rose almost imperceptibly’
    ‘spring has slipped imperceptibly into summer’
    • ‘The wife is a thoroughly odious creature, but by the end, the author has cleverly, imperceptibly subverted the reader's sympathies.’
    • ‘Most of the Antarctic ice sheet moves imperceptibly slowly but nevertheless surely.’
    • ‘By the fourth track, the piano is becoming increasingly familiar, like an acquaintance imperceptibly becoming a friend.’
    • ‘Constantly raising the level of tension, almost imperceptibly, is clearly his forte.’
    • ‘An almost imperceptibly inclined roof shades an external terrace.’
    • ‘In some extraordinary way the Kennedy visit seemed imperceptibly to usher Ireland from the past tense into the present tense.’
    • ‘Wet spring had merged imperceptibly into bleak autumn.’
    • ‘On the first song, chimes segue imperceptibly into electronic bleeps.’
    • ‘Imperceptibly, the play penetrates you, moves you to share the author's compassion.’
    • ‘And she sighed, and looked down at her hands, and then nodded imperceptibly.’

Pronunciation

imperceptibly

/ˌɪmpəˈsɛptəbli/