Characteristic has 7 different meanings across 2 categories:
a prominent attribute or aspect of something
"the map showed roads and other features"
"generosity is one of his best characteristics"
a distinguishing quality
"The sharp, angular lines are a defining characteristic of Gothic architecture."
the integer part (positive or negative) of the representation of a logarithm; in the expression log 643 = 2.808 the characteristic is 2
"In the calculation where log 643 equals 2.808, the number 2 serves as the characteristic."
any measurable property of a device measured under closely specified conditions
"The manufacturer listed the maximum operating temperature as a key characteristic of the new processor chip."
A distinguishing feature of a person or thing.
"The quick wit was a defining characteristic of her personality."
In plain English: A characteristic is a special quality that makes something unique and helps you tell it apart from other things.
"The unique characteristic of this region is its warm climate and lush greenery."
typical or distinctive
"heard my friend's characteristic laugh"
"red and gold are the characteristic colors of autumn"
"stripes characteristic of the zebra"
Being a distinguishing feature of a person or thing.
"Her quick wit is a characteristic that sets her apart from everyone else in the team."
In plain English: A characteristic is something that makes someone or something special and different from everything else.
"The characteristic smell of rain often makes me want to go outside."
Usage: Use the adjective form to describe something that is typical or distinctive about a specific subject, such as saying she has a characteristic laugh rather than using it as a noun. Avoid confusing this with "characterize," which means to define or represent someone's nature through their traits.
The word "characteristic" comes from Ancient Greek, where it originally referred to something designated by a specific mark or symbol. It entered English through the combination of the root for "mark" with a suffix meaning "-like."