Word.ws English Dictionary

ink sacs

ink sacs is the plural of ink sac.

Meaning of ink sac

Noun

ink sac (plural ink sacs)

  1. A muscular bag found in certain cephalopods used to generate ink.
    • The ink sac feeds into the rectum, controlled by a sphincter and in some inking events mucus from another organ, the funnel organ is ejected with water and ink through the anus and the siphon to create a cloud of ink. […] Fossils are particularly well described from the Carboniferous, Triassic...2017 August 9, Mark Carnall, “Why do cephalopods produce ink? And what's ink made of, anyway?”, in The Guardian

Questions about ink sacs

What is ink sacs the plural of?
Ink sacs is the plural of ink sac.

Words near ink sacs in the dictionary

  1. ink pads
  2. ink pen
  3. ink pot
  4. ink pots
  5. ink sac
  6. ink sacs
  7. ink slinger
  8. ink slingers
  9. ink syringe
  10. ink syringes
  11. ink tag

Source and license

Adapted from Wiktionary: ink sacs (page history and authors); ink sac (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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