cardinality

[计] 基数

发音

UK /kɑːdɪˈnælɪti/
US /kɑɹdɪˈnælɪti/

词形变化

cardinalities 复数 cardinalities

释义与例句

n.
  1. 1.

    The number of elements a given set contains.

    势

    可数 不可数 数学

    The empty set has a cardinality of zero.

  2. 2.

    The number of terms that can inhabit a type; the possible values of a type.

    可数 不可数
  3. 3.

    The property of a relationship between a database table and another one, specifying whether it is one-to-one, one-to-many, many-to-one, or many-to-many.

    可数 不可数 计算机 工程 数学
  4. 4.

    The status of being cardinalitial

    可数 不可数 宗教

词汇关系

名词

上位词 1

number

词源

From cardinal + -ity.

来源：wiktionary