counteractive

• Adjectif décrivant quelque chose qui agit contre ou annule un effet, ou qui s'oppose à une action ; son usage est rare en anglais moderne et peut être rendu par plusieurs termes selon le contexte.

An adjective describing something that acts against or opposes an effect, now rarely used in modern English.

1. Opposing or neutralizingC1formal

   Acting against something to reduce, prevent, or nullify its effect.

   qui neutralise ou s'oppose

   • The medication has a counteractive effect on the poison.
   • His calm demeanor was counteractive to the rising tension in the room.
   • The new policy is counteractive to the previous one, aiming to reduce inflation.

   Synonymesantagonisticopposing

   Antonymesconducivecooperativehelpfulpromotivesupportive