異常
Meanings
1
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
This summer is abnormally hot.
No abnormality was found in the engine.
I think his behavior is a little unusual.
Usage patterns
- 〈物〉に異常が見つかるan abnormality is found in ~
An abnormality was found in the engine during the inspection.
- 異常が発生するan abnormality/malfunction occurs
An abnormality occurred in the system.
- 異常をきたすto develop an abnormality; to malfunction
The machine developed a malfunction after prolonged use.
- 異常な〈事〉abnormal ~ (used to intensify a noun)
This summer has had unusually intense heat.