Deleterious

Pronunciation: /ˌdɛləˈtɪriːəs/

Deleterious (adj)

  1. Causing harm or damage, especially to health, results, or progress.
  2. Having a negative effect that can continue over time and make things worse.
  3. In medicine, causing illness, injury, or harmful changes in the body.

Examples

  • Smoking is deleterious to health.
  • Too much sugar can be deleterious, even if you feel fine today.

Deleterious (adjective)

Examples

  • Smoking has a deleterious effect on the lungs.
  • Stress can have a deleterious effect on sleep.