deleterious
Pronunciation
changeAdjective
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Positive |
Comparative |
Superlative |
- When something is deleterious, it is harmful; it hurts something; it causes damage.
- Synonym: pernicious
- She thought quitting school would be a good idea, but it had a deleterious effect on her future.
- His doctor tried to tell him that smoking so much was deleterious to his health, but he would not listen.
- The government's program for "helping" students learn better has been deleterious to both students and teachers.