Latrodectus

noun
Lat·​ro·​dec·​tus | \ -ˈdek-təs How to pronounce Latrodectus (audio) \

Medical Definition of Latrodectus

: a genus of nearly cosmopolitan spiders of the family Theridiidae that includes most of the well-known venomous spiders (as the black widow, L. mactans), that are of medium size and dark or black in color and often marked with red, and that have a large globular usually glossy abdomen and long and wiry legs

Learn More about Latrodectus

Cite this Entry

“Latrodectus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Latrodectus. Accessed 3 Aug. 2020.

Comments on Latrodectus

What made you want to look up Latrodectus? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

July 2020 Words of the Day Quiz

  • papercraft sunset
  • Which is a synonym of mien?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!