Word.ws English Dictionary

ink sac

ink sac noun: a muscular bag found in certain cephalopods used to generate ink.

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

ink sac meaning in Tamil

ink sac in Tamil

மைப்பை

Forms of ink sac

pluralink sacs

Origin of ink sac

From ink + sac.

Questions about ink sac

What does ink sac mean?
Ink sac means a muscular bag found in certain cephalopods used to generate ink.
What is ink sac in Tamil?
Ink sac in Tamil is மைப்பை. See Ink sac meaning in Tamil.
What part of speech is ink sac?
Ink sac is a noun.
What is the plural of ink sac?
The plural of ink sac is ink sacs.

Words near ink sac in the dictionary

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

Source and license

Adapted from Wiktionary: ink sac (page history and authors); ink sac (Tamil Wiktionary) (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.

Last updated:

Cite this entry: “ink sac.” Word.ws, https://word.ws/ink_sac. Based on Wiktionary, CC BY-SA 4.0.