a.

Relating to a dialect; dialectical; as, a dialectical variant.

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IN BRIEF: Having the qualities of a version of a language that is used only in a certain place or among a certain group.

His dialectal accent makes him difficult to understand.

Tutor's tip: The philosopher's "dialectal" (pertaining to a dialect) quirks did not interfere with her description of the "dialectical" (a philosophical term for a method of arriving at the truth) theory.