adj.
Pronunciation: ' ri-g( ə -)r ə s
Function: adjective
Date: 15th century
1 : manifesting, exercising, or favoring rigor : very strict
2 a : marked by extremes of temperature or climate b : HARSH , SEVERE
3 : scrupulously accurate : PRECISE
synonyms see RIGID
– rig · or · ous · ly adverb
– rig · or · ous · ness noun