Main Entry: rig·or·ous

Pronunciation: \ˈri-g(ə-)rəs\

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