单词	black widow
释义	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 Illustration of black widow Example Sentences Recent Examples on the Web Of the dozen or so black widow pulsars the team has studied over the years, only six met that criteria. Jennifer Ouellette, Ars Technica, 4 Aug. 2022 This stellar feast has allowed the black widow to become the heaviest neutron star observed so far. Ashley Strickland, CNN, 27 July 2022 This animation shows a black widow pulsar together with its small stellar companion. Jennifer Ouellette, Ars Technica, 4 Aug. 2022 Unlike the black widow, the brown recluse can be trickier to identify. Dennis Pillion | Dpillion@al.com, al, 8 July 2022 Astronomers first discovered the neutron star in 2017, and Filippenko and Romani have studied similar black widow systems for more than a decade. Ashley Strickland, CNN, 27 July 2022 But those questions go beyond the black widow binary portion of the system. John Timmer, Ars Technica, 4 May 2022 That's in keeping with the idea that this is a black widow system, where the star is destined to evaporate. John Timmer, Ars Technica, 4 May 2022 In Ridley Scott’s canny and engrossing movie, an Italian luxury brand and a family are brought low by greed, fraud and vicious infighting, plus a notorious black widow. Laura Blasey, Los Angeles Times, 24 Nov. 2021 See More Word History First Known Use 1830, in the meaning defined above Kids Definition black widow noun : a poisonous spider the female of which is black with a red mark shaped like an hourglass on the underside of the abdomen Medical 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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