Meaning of CAUSAL in English

CAUSAL

/ ˈkɔːzl; NAmE / adjective

1.

( formal ) connected with the relationship between two things, where one causes the other to happen :

the causal relationship between poverty and disease

2.

causal conjunction / connective ( grammar ) a word such as because that introduces a statement about the cause of sth

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WORD ORIGIN

late Middle English (as a noun denoting a causal conjunction or particle): from late Latin causalis , from Latin causa cause.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.