a. [f. prec. + -ARY1.] Of or pertaining to exclusion; characterized by exclusion.

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1817.  Bentham, Parl. Ref. Catech., p. cliv. Note well the persons to whom, in this instance, the exclusionary force is in an immediate way applied.

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1849.  W. M. Best, Law Evid. (1870), 32. Some of these rules are of an exclusionary nature, and reject as legal evidence facts in themselves entitled to consideration.

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