English Dictionary

identity

IPA（発音記号）

/aɪˈdɛɾ̃əɾi/

名詞

可算名詞 不可算名詞 オーストラリア英語 ニュージーランド英語

Sameness, identicalness; the quality or fact of (several specified things) being the same.

日本語の意味

同一性 / 一致性 / 一貫性

The identity of the two fabrics was obvious: every thread and pattern matched perfectly.

二つの布の同一性は明らかで、一本一本の糸や柄まで完全に一致していた。

意味（1）

Sameness, identicalness; the quality or fact of (several specified things) being the same.

[…] suggesting the two are different stages of the same species. The identity of the two species is further suggested by allozyme analysis […]

意味（2）

The difference or character that marks off an individual or collective from the rest of the same kind, selfhood, sense of who something or someone or oneself is, or the recurring characteristics that enable the recognition of such an individual or group by others or themself.

I've been through so many changes, I have no sense of identity.

意味（3）

A name or persona—a mask or appearance one presents to the world—by which one is known.

This criminal has taken on several identities.

意味（4）

(mathematics) An equation which always holds true regardless of the choice of input variables.

The equation (x+y)(x−y) = x²−y² is an algebraic identity. It is true regardless of the values of x and y.

意味（5）

(algebra, computing) Any function which maps all elements of its domain to themselves.

意味（6）

(algebra) An element of an algebraic structure which, when applied to another element under an operation in that structure, yields this second element.

意味（7）

(Australia, New Zealand) A well-known or famous person.

The body of a well known old identity named James Conroy […] was found in the water yesterday afternoon…

identities （ plural ）