- A genus of small spiders, including the black widow, capable of inflicting highly poisonous, neurotoxic bites.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for latrodectus
Karnyia discoidalis Spider: Latrodectus indistinctus, p. 215.The Biotic Associations of Cockroaches
Louis M. Roth
Latrodectus mactans is coal black, marked with red or yellow or both.
If they are genuine effects of the poison of Latrodectus mactans, they must afford a recurrence of corresponding symptoms.
The usual remedies gave no relief, but Latrodectus ʒc was of great benefit.
In no other case was the effect on experimental animals comparable to the Latrodectus extract.