English Explanatory Dictionary

rigorous

English dictionary entry

Meanings

adj
  1. Showing, causing, or favoring rigour/rigor; scrupulously accurate or strict; thorough.
  2. Severe; intense.

Pronunciation

/ˈɹɪɡəɹəs/ en-us-rigorous.ogg

Word forms

rigorous more rigorous most rigorous rigourous

Etymology

Inherited from Middle English rigorous, from Middle French and Anglo-Norman rigoreus, derived from Late Latin rigōrōsus (stiff, rigid; inflexible). By surface analysis, rigor + -ous.

Synonyms

painstaking scrupulous strict harsh

Antonyms

arbitrary capricious whimsical

Derived words

nonrigorous overrigorous rigorously rigorousness unrigorous
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