adverse

• Décrit quelque chose de nuisible, défavorable ou qui agit contre les intérêts de quelqu'un.

Describes something that is harmful, unfavorable, or working against one's interests.

1. Unfavorable or harmfulB2formal

   Preventing success or development; harmful or negative.

   défavorable, nuisible

   • The drug may cause adverse side effects.
   • Adverse weather conditions forced the flight to be canceled.
   • The company faced adverse criticism for its policies.

   Synonymescontrarydetrimentaldisadvantageousharmfulhostileinauspiciousinjuriousnegativeunfavorableunpropitious

   Antonymesadvantageousbeneficialfavorablegoodhelpfulpositivepropitious

2. Opposing or contraryC1formal

   Acting against or in a contrary direction.

   Opposé ou contraire

   • Adverse winds delayed the sailing ship.
   • The proposal met with adverse reactions from the board.
   • They had to overcome adverse circumstances to succeed.

   Synonymesantagonisticcontrarycounterhostileinimicalnegativeopposingunfavorable

   Antonymesauspiciousfavorablehelpfulpropitioussupportive