deleterious

/del-ih-TEER-ee-us/adjective

causing harm or damage

The additive has deleterious effects at high doses.
Synonyms
harmful, damaging, injurious
Antonyms
beneficial, salutary
Memory hook
deleterious: delete-erious — it deletes your health.

Learn deleterious and 1,000+ GRE words with spaced repetition and an AI tutor.

Start learning free