rigoureusement

French

Etymology

From rigoureux +‎ -ment.

Pronunciation

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Adverb

rigoureusement

1. rigorously, strictly, thoroughly
2. absolutely, entirely

   Nous n’en savons rigoureusement rien ! ― We know absolutely nothing!

Further reading

• “rigoureusement”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.