abnormal; unusual; extraordinary
Broadly used for anything deviating from normal, expected, or standard conditions. Can describe physical states, behavior, weather, machinery, etc. Often carries a negative or alarming nuance, but can be neutral in technical contexts.
Antonyms: 正常
今年の夏は異常に暑い。
This summer is abnormally hot.
No abnormality was found in the engine.
I think his behavior is a little unusual.
An abnormality was found in the engine during the inspection.
An abnormality occurred in the system.
The machine developed a malfunction after prolonged use.
This summer has had unusually intense heat.
異常 is the common, neutral word for 'abnormality' used in both positive and negative sentences, whereas 別条 sounds more formal/written and appears mainly in negative constructions like 別条ない.
異常 is a broad term for 'abnormal' covering many kinds of deviation, while 不順 is narrower, applying mainly to weather and cyclical bodily functions.
異常 is a broad term for abnormality of any kind, whereas 倒錯 specifically denotes a distortion of desire, behavior, or values.
異常 describes an abnormality in general contexts, whereas 変異 specifically denotes an unusual occurrence or deviation, often in formal or scientific use.
異常 suggests something abnormal, possibly a problem or malfunction, while 変則 is milder and usually just means nonstandard.
異常 is a more formal, clinical word for an abnormality, while 変わり in this sense is used casually, as in 何か変わりはありませんか.
異常 means 'abnormal' or 'something is wrong', the natural opposite of ノーマル when describing a state or reading.
異常 means 'abnormal' or 'unusual', the direct opposite of 平常's 'normal, usual' state.
異常 means 'abnormal' or 'unusual,' the direct opposite of 尋常's sense of being common or ordinary.
異常 means 'abnormal' or 'unusual', describing a deviation from the normal state, whereas 非常 as an adjective means 'extreme' or 'extraordinary' without necessarily implying something is wrong.
異常 shares the kanji 異 with 異なる but means 'abnormal', not 'different', so learners should not confuse the two.
異常 means 'abnormal' and usually carries a negative, problem-indicating nuance, whereas 非日常 is neutral or even positive, describing a pleasant break from routine like travel.
refractive error; ametropia