A Word A Day : Idiosyncrasy

Sunday, 9th September 2007 : Today's Word is ...


( Noun )

Pronunciation : (ID ee oh SINK ruh see)

1. A structural or behavioral characteristic peculiar to an individual or group

2. A physiological or temperamental peculiarity

3. An unusual individual reaction to food or a drug

4. Peculiar behavior

5. Any characteristic that is peculiar to an individual


Greek idiosunkrasia : idio-, idio- + sunkrasis, mixture, temperament (sun-, syn- + krasis, a mixing)


1. Eccentricity

2. Peculiarity

3. Quirk

4. Quirkiness

5. Singularity

6. Personal mannerism


1. Usual

2. General

Contextual Example:

• Eating green beans drenched in ketchup for breakfast was one of Jordana's idiosyncrasies.

• The doctor's interest was aroused by an idiosyncrasy in Bill's skull: there seemed to be a coin slot in the back of his head.

• For his family, grandpa's one idiosyncrasy of talking too much was hard to bear.

Related Words:

Idiosyncratic : Adjective

Idiosyncratically : Adverb

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