characterized by strictness, severity, or restraint

[ Syn: nonindulgent ]

rigidly accurate; allowing no deviation from a standard; rigorous application of the law; a strict vegetarian

[ Syn: rigorous ]

(of rules) stringently enforced; hard-and-fast rules

[ Syn: hard-and-fast ]

incapable of compromise or flexibility

[ Syn: rigid ]

severe and unremitting in making demands; an exacting instructor; a stern disciplinarian; strict standards

[ Syn: stern , exacting ]