What is the agreement of a verb or adjective with one, rather than another, of two nouns, with either of which it might agree in gender, number, etc.; as, rex et regina beati called?

syllepsis — (Gram.) The agreement of a verb or adjective with one, rather than another, of two nouns, with either of which it might agree in gender, number, etc.; as, rex et regina beati. (Webster's 1913.)

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