Definition of button spider in English:

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button spider


A highly venomous African spider which is a close relative of the American black widow.
  • A subspecies of Latrodectus mactans, family Theridiidae.
Example sentences
  • A person who has been bitten by a black button spider needs to be hospitalised and treated with anti-venom.
  • The button spiders have round abdomens with slender legs of which the third pair of legs is the shortest.
  • Some of the species with very toxic venom are the button spider and the black widow.

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