rigorous

From Wiktionary

Pronunciation[change]

Adjective[change]

Positive
rigorous

Comparative
none

Superlative
none

  1. To be rigorous someone needs to be very strict, exact and not change the rules.
    To make herself fit, she kept to a rigorous program of exercise.
  2. Something that is rigorous is very difficult and unpleasant.
    He found the walk through the snow was quite rigorous.

Related words[change]