characteristic

特徴的な、特有の

ある人や物、集団に特有である。

やさしい英語で： Typical of a particular person, thing, or group.

• He gave a characteristic smile.
• This strong smell is characteristic of the plant.
• She answered with her characteristic patience.

使い方： be characteristic of someone/something (That gentle humour is characteristic of her writing.)

類義語： typical, distinctive

反対語： uncharacteristic

よく使う表現： characteristic of something, characteristic smile, characteristic feature

特徴、特性

ある人や物、集団に特有の性質や特徴。

やさしい英語で： A quality or feature that is typical of a person, thing, or group.

• Patience is her best characteristic.
• The two plants share several characteristics.
• What are the main characteristics of this style?

使い方： a characteristic of someone/something (Long ears are a characteristic of these rabbits.)

類義語： feature, quality, trait

よく使う表現： main characteristic, physical characteristic, characteristic of something

標数

代数系で、1を足して0になる最小の個数。なければ0。

やさしい英語で： A number for a mathematical system: the fewest ones adding to zero, or zero if no such number exists.

• This field has characteristic zero.
• A finite field has prime characteristic.
• We studied rings of characteristic two.

使い方： the characteristic of a field/ring (The characteristic of this field is five.)

よく使う表現： characteristic zero, positive characteristic, characteristic of something