01 a. Tending to destroy life; poisonous; noxious; as, mephitic exhalations; mephitic regions.
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1.
Tending to destroy life; poisonous; noxious; as, mephitic exhalations; mephitic regions.
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2.
Offensive to the smell; as, mephitic odors.
Phrases & compounds
Mephitic air —
carbon dioxide; -- so called because of its deadly suffocating power. See Carbonic acid, under Carbonic.