Wednesday, May 24, 2000
Definitions for deleterious
- Harmful; destructive; pernicious.
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Citations for deleterious
Heat, especially year-round heat, has an even more deleterious consequence: it encourages the proliferation of life forms hostile to man.
Hikers can minimize the deleterious effects of high altitudes by spending two days acclimatizing themselves at spots around 8,000 feet.
Origin of deleterious
Deleterious is derived from Greek deleterios, from deleisthai, "to hurt, to damage."