Akademik

venomous New World spider; the female is black with an hourglass-shaped red mark on the underside of the abdomen

noun, pl ⋯ -ows [count]

: a poisonous American spider

◇ The female black widow often kills and eats the male after they have mated. — called also black widow spider

ˌblack ˈwidow [black widow] noun

a poisonous American spider. The female black widow often eats the male.