Meaning of acrolect

ac•ro•lect

Pronunciation: (ak'ru-lekt"), [key]
— n. Ling.
  1. the variety of language in a creole continuum that approximates most closely the standard variety of a major international language, as the English spoken in Guyana or Jamaica. Cf. basilect, mesolect.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.