imperceptible
gb/ˌɪmpɚsˈɛptɪbəl/ us/ˌɪmpɚsˈɛptɪbəl/
C1
Inglês
Aceções
0 aceções
adjective
formal
C1
property
1
too slight to notice
So small or subtle that people cannot notice it.
Padrão de uso:
imperceptible (to [someone])
Erro comum:
Learners sometimes limit it to vision only; it can refer to any sense or to detection (e.g., changes, differences, sounds).
Sinónimos
unnoticeable (Direct and common; emphasizes that people don’t notice it.)
|
undetectable (Stronger; suggests even careful checking or instruments may not find it.)
|
barely perceptible (Similar meaning; suggests it can be noticed, but only just.)
Antónimos
noticeable (Easy to observe or pick up.)
|
obvious (Very clear and hard to miss.)
|
perceptible (Able to be noticed or detected.)
Colocações
imperceptible change
|imperceptible difference
|imperceptible shift
|imperceptible movement
|imperceptible pause
|imperceptible smile
|imperceptible tremor
|imperceptible rise
|imperceptible variation
|imperceptible improvement
Temas
perception
|description
Exemplos
- There was an imperceptible hesitation before she answered.
- The lighting changed in an imperceptible way as the scene shifted.
- At first the pain relief was imperceptible, but it grew over time.
Exemplos para aprendentes
- The difference is imperceptible.
- His smile was almost imperceptible.
adjective
formal
C1
property
2
happening too gradually to notice
Changing so slowly that people do not notice it.
Padrão de uso:
imperceptible [change/increase/decline]
Erro comum:
Learners sometimes use it for any slow change; it usually means the change is not noticed as it happens.
Sinónimos
gradual (Simply means slow; does not necessarily imply ‘not noticeable’.)
|
incremental (Step-by-step change; can be measurable even if small.)
|
subtle (Hard to notice; not necessarily related to speed.)
Antónimos
sudden (Happening quickly, often unexpectedly.)
|
abrupt (Sharp, clearly noticeable change.)
Colocações
imperceptible increase
|imperceptible decline
|imperceptible growth
|imperceptible progression
|imperceptible improvement
|imperceptible deterioration
|imperceptible rise
|imperceptible shift
|imperceptible transition
|imperceptible fading
Temas
time
|change
Exemplos
- The days became longer by an imperceptible amount each week.
- Her confidence grew in imperceptible steps during the course.
- The company’s influence expanded through imperceptible changes in policy.
Exemplos para aprendentes
- The change was imperceptible at first.
Gramática
Forma de dicionário
imperceptible
IPA
GB/ˌɪmpɚsˈɛptɪbəl/
US/ˌɪmpɚsˈɛptɪbəl/
Sílabas e acento
im - per - cept - ible (4 sílabas)
Stress on 2nd syllable (per)
Formas da palavra
Adjective
- Base: imperceptible
Família de palavras
Core family
Related words
perceptive
adjective C1
perceptibly
adverb
Negative and opposite forms
imperceptibly
adverb C1
unperceptive
adjective
Advanced or less common
perceptual
adjective
misperceive
verb
misperception
noun
Expressões
almost imperceptible
1/ˈɔlmˌoʊst ˌɪmpɚsˈɛptɪbəl/
fixed phrase
barely noticeable
Very, very hard to notice.
Exemplos
- He gave an almost imperceptible nod to signal agreement.
- There was an almost imperceptible change in her tone.
- The boat drifted forward with an almost imperceptible movement.
imperceptible to the naked eye
1/ˌɪmpɚsˈɛptɪbəl tə ðə nˈeɪkɪd ˈaɪ/
fixed phrase
formal
not visible without equipment
Not possible to see without special tools.
Exemplos
- The crack was imperceptible to the naked eye but showed up in the scan.
- These organisms are imperceptible to the naked eye and require a microscope.
- The color shift is imperceptible to the naked eye unless you compare the samples side by side.