deleterious

• Décrit quelque chose qui a un effet nocif ou destructeur, souvent employé dans un contexte formel ou scientifique.

Describes something that has a harmful or damaging effect, often used in formal or scientific contexts.

1. Harmful or damagingC1formal

   Causing harm or damage to something, especially health or well-being.

   nuisible, délétère

   • Smoking has a deleterious effect on your lungs.
   • The chemical spill had a deleterious impact on the local ecosystem.
   • Prolonged exposure to the sun can be deleterious to your skin.

   Synonymesadversebaddamagingdestructivedetrimentalharmfulhurtfulinjuriousnoxiouspernicious

   Antonymesadvantageousbeneficialharmlesshelpfulsalutary