English Dictionary

copula

/ˈkɒpjʊlə/

noun

(linguistics, grammar) A word, usually a verb, used to link the subject of a sentence with a predicate (usually a subject complement or an adverbial), that unites or associates the subject with the predicate.

The copula is a verb that links the subject of a sentence to a complement.

意味（1）

(linguistics, grammar) A word, usually a verb, used to link the subject of a sentence with a predicate (usually a subject complement or an adverbial), that unites or associates the subject with the predicate.

I begin by arguing in section 2 that there are in fact at least two Celtic copulas, a grammatical copula that simply spells out tense and agreement, and a substantive copula formed on a lexically listed verbal stem.

意味（2）

(statistics) A function that represents the association between two or more variables, independent of the individual marginal distributions of the variables.

In 2000, David X. Li, a banker with a doctorate in statistics who was then at RiskMetrics, part of J. P. Morgan Chase, began using mathematical functions called Gaussian copulas to estimate the likelihood of corporations’ dying in unison.

意味（3）

(music) A device that connects two or more keyboards of an organ.

意味（4）

(biology) The act of copulation; mating.