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black widow
noun
: a venomous New World spider (Latrodectus mactans of the family Theridiidae) the female of which is black with an hourglass-shaped red mark on the underside of the abdomen
broadly
: any of various related venomous spiders that have a large globular, usually glossy, dark abdomen often marked with red and long and wiry legs
Examples of black widow in a Sentence
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But there are only two venomous spiders native to Texas — the brown recluse and the black widow, and their bites are rarely fatal.
—
Brandi D. Addison, Austin American-Statesman, 6 June 2024
However, black widows are natural pest controllers, helping to keep pest populations in check by feeding on insects like mosquitoes and flies.
—Brandi D. Addison, Austin American-Statesman, 14 Oct. 2024
The venom in a black widow spider is extremely toxic.
—Laura Schober, Health, 19 Sep. 2024
Treatments for a black widow bite include:41 Pain-relieving medicines: Nonsteroidal anti-inflammatory drugs (NSAIDs) target pain points caused by a black widow bite.
—Laura Schober, Health, 19 Sep. 2024
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Brandi D. Addison, Austin American-Statesman, 6 June 2024
However, black widows are natural pest controllers, helping to keep pest populations in check by feeding on insects like mosquitoes and flies.
—Brandi D. Addison, Austin American-Statesman, 14 Oct. 2024
The venom in a black widow spider is extremely toxic.
—Laura Schober, Health, 19 Sep. 2024
Treatments for a black widow bite include:41 Pain-relieving medicines: Nonsteroidal anti-inflammatory drugs (NSAIDs) target pain points caused by a black widow bite.
—Laura Schober, Health, 19 Sep. 2024
See all Example Sentences for black widow
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“Black widow.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/black%20widow. Accessed 7 Feb. 2025.
Copy CitationMedical Definition
black widow
noun
black wid·ow
-ˈwid-ˌō 
: a venomous New World spider of the genus Latrodectus (L. mactans) the female of which is black with an hourglass-shaped red mark on the underside of the abdomen
broadly
: any other spider of the genus Latrodectus
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