Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. One of the two dorsal tubular organs on the rear part of the abdomen of aphids, which secrete honeydew.

from the GNU version of the Collaborative International Dictionary of English

  • n. One of the two dorsal tubular organs on the hinder part of the abdomen of aphids. They give exit to the honeydew. See Illust. under aphis.

from The Century Dictionary and Cyclopedia

  • n. In entomology, one of the two tubes on the upper surface of the abdomen of an aphis from which honeydew exudes; a honey-tube. Also called siphunculus.

Etymologies

siphon +‎ -et (Wiktionary)

Examples

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