imperceptible
gb/ˌɪmpɚsˈɛptɪbəl/ us/ˌɪmpɚsˈɛptɪbəl/
C1
英語
észrevehetetlen, észrevétlen
C1
FORMAL
1
用法パターン：
imperceptible (to [someone])
There was an imperceptible hesitation before she answered.
Válasza előtt volt egy alig észrevehető habozás.
The lighting changed in an imperceptible way as the scene shifted.
A világítás szinte észrevehetetlenül változott, ahogy a jelenet váltott.
At first the pain relief was imperceptible, but it grew over time.
学習者向け例文
The difference is imperceptible.
A különbség észrevehetetlen.
His smile was almost imperceptible.
A mosolya szinte észrevehetetlen volt.
よくある間違い：
Learners sometimes limit it to vision only; it can refer to any sense or to detection (e.g., changes, differences, sounds).
意味
too slight to notice
コロケーション
imperceptible change
|imperceptible difference
|imperceptible shift
|imperceptible movement
|imperceptible pause
|imperceptible smile
|imperceptible tremor
|imperceptible rise
|imperceptible variation
|imperceptible improvement
類義語
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.)
対義語
noticeable (Easy to observe or pick up.)
|
obvious (Very clear and hard to miss.)
|
perceptible (Able to be noticed or detected.)
テーマ
perception
|description
定義
So small or subtle that people cannot notice it.
So small, subtle, or faint that it cannot be noticed or detected, or is noticed only with great difficulty.
C1
FORMAL
2
észrevétlen
B2
用法パターン：
imperceptible [change/increase/decline]
The days became longer by an imperceptible amount each week.
A nappalok hétről hétre észrevétlenül hosszabbodtak.
Her confidence grew in imperceptible steps during the course.
Az önbizalma a tanfolyam során apró, szinte észrevétlen lépésekben nőtt.
The company’s influence expanded through imperceptible changes in policy.
学習者向け例文
The change was imperceptible at first.
A változás eleinte észrevétlen volt.
よくある間違い：
Learners sometimes use it for any slow change; it usually means the change is not noticed as it happens.
意味
happening too gradually to notice
コロケーション
imperceptible increase
|imperceptible decline
|imperceptible growth
|imperceptible progression
|imperceptible improvement
|imperceptible deterioration
|imperceptible rise
|imperceptible shift
|imperceptible transition
|imperceptible fading
類義語
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.)
対義語
sudden (Happening quickly, often unexpectedly.)
|
abrupt (Sharp, clearly noticeable change.)
テーマ
time
|change
定義
Changing so slowly that people do not notice it.
Happening so slowly or in such small steps that it is not noticed while it is occurring.
文法
辞書形
imperceptible
IPA
GB/ˌɪmpɚsˈɛptɪbəl/
US/ˌɪmpɚsˈɛptɪbəl/
音節・強勢
im - per - cept - ible （4音節）
Stress on 2nd syllable (per)
活用形
Adjective
- Base: imperceptible
関連語
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
表現
almost imperceptible
1/ˈɔlmˌoʊst ˌɪmpɚsˈɛptɪbəl/
fixed phrase
barely noticeable
Very, very hard to notice.
例文
- 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.
学習者向け例文
- She made an almost imperceptible smile.
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.
例文
- 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.
学習者向け例文
- The difference is imperceptible to the naked eye.