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fo'cal ar"ea



Ling.
(in dialect geography) an area whose dialect has exerted influence on the dialects of surrounding areas, as reflected in a set of isoglosses more or less concentrically surrounding it. Cf. relic area, transition area.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

focalfocal infection

 

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