(in ants, bees, wasps, and other hymenopterous insects)
the part of the abdomen behind the petiole
Word origin
[1905–10; ‹ Gk gaste᷄r paunch, belly]This word is first recorded in the period 1905–10. Other words that entered Englishat around the same time include: aspect ratio, jazz, persona, revolving door, white list