Characteristic
Characteristic , adjective
[Greek {not transcribed}: compare French charactéristique.]
Pertaining to, or serving to constitute, the character; showing the character, or distinctive qualities or traits, of a person or thing; peculiar; distinctive.
Characteristic clearness of temper.
Characteristic , noun
1.
A distinguishing trait, quality, or property; an element of character; that which characterized. — Pope
The characteristics of a true critic.
2.
(Mathematics) The integral part (whether positive or negative) of a logarithm.