idiosyncrasynoun [ C usually plural ]
uk/ˌɪd.i.əˈsɪŋ.krə.si/us/ˌɪd.i.əˈsɪŋ.krə.si/a strange or unusual habit, way of behaving, or feature that someone or something has:
She often cracks her knuckles when she's speaking - it's one of her little idiosyncrasies.
One of the idiosyncrasies of this printer is that you can't stop it once it has started.
Thesaurus: synonyms and related words
Habitual behaviour
- atavistic
- creature
- creature of habit idiom
- custom
- diet
- disposition
- dog
- force
- kink
- penchant
- practice
- predisposition
- proclivity
- programme
- propensity
- ritual
- take
- wont
- you can't teach an old dog new tricks idiom
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idiosyncratic
adjective uk/ˌɪd.i.ə.sɪŋˈkræt.ɪk/us/ˌɪd.i.ə.sɪŋˈkræt̬.ɪk/
The film, three hours long, is directed in his usual idiosyncratic style.