D defs.my
Entry 1 sense Webster, 1913

Water spider

/wôt'-ẽr spīd'-ẽr/ · Wa·ter spi·der · IPA
01 An aquatic European spider (Argyoneta aquatica) which constructs its web beneath the surface of the water on water plants. It lives in a be…
  1. 1.
    An aquatic European spider (Argyoneta aquatica) which constructs its web beneath the surface of the water on water plants. It lives in a bell-shaped structure of silk, open beneath like a diving bell, and filled with air which the spider carries down in the form of small bubbles attached one at a time to the spinnerets and hind feet. Called also diving spider.(Zool.) Also: diving spider