In linguistics, grammar is the set of structural rules governing the composition of clauses, phrases, and words in any given natural language. The term refers also to the study of such rules, and this field includes morphology, syntax, and phonology, often complemented by phonetics, semantics, and pragmatics.
American Wire Gauge (AWG) is a U.S. standard set of non-ferrous wire conductor sizes. The gauge means the diameter.
AWG: Administrative wage garnishment, the withholding of a portion of a borrower's wages to repay a defaulted student loan. AY: Academic Year, the student's enrollment period for which financial assistance/aid is awarded. The federal definition of academic year is July 1 through June 30.