Meaning

adjective rigidly accurate; allowing no deviation from a standard

adjective (of rules) stringently enforced

adjective characterized by strictness, severity, or restraint

originBorrowed from Latin strictus, past participle of stringere (“to draw tight, bind, contract”). Doublet of strait and stretto. See stringent, strain. Related to strong.

Etymology from Wiktionary, CC BY-SA 3.0