Hurtful noxious destructive pernicious as a deleterious plant or high quality a deleterious instance
- damaging to residing things
- Hurtful; noxious; destructive; pernicious; since, a deleterious plant or quality; a deleterious instance.
1640s, from Medieval Latin deleterius, from Greek deleterios "noxious," from deleter "destroyer," from deleisthai "to hurt, injure." Relevant: Deleteriously; deleteriousness.
has got the possible to cause problems for one thing
(a.) Hurtful; noxious; destructive; pernicious; because, a deleterious plant or high quality; a deleterious example.
This act, which was only decided upon after much hesitation, had a most deleterious effect upon the national credit.