#robert m lober

Adjective

[ del-i-teer-ee-uhs ]

1. injurious to health:
    deleterious gases.

2. harmful; injurious:
    deleterious influences.

Origin:
1635–45; <Greek dēlētḗrios destructive, adj. derivative of dēlētḗr destroyer, equivalent to dēlē- variant stem of dēleîsthai to hurt, injure + -tēr agent suffix + -ios adj. suffix; see -ious

“Drugs are becoming more powerful with prescription painkillers used to enhance effect and prolong a deleterious pleasure.”
- DR. ANAND VEERAVAGU, MD, ROBERT M. LOBER, MD, PHD, HEROIN: AMERICA’S SILENT ASSASSIN