Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Any of various chordate marine animals of the subphylum Urochordata (or Tunicata), having a cylindrical or globular body enclosed in a tough outer covering and a notochord in the larval stage, and including the sea squirts and salps.
  • adjective Of or relating to the tunicates.
  • adjective Anatomy Having a tunic.
  • adjective Botany Having a tunic, as the bulb of an onion.

from The Century Dictionary.

  • In zoology, coated; covered with tunics or integuments; specifically, enveloped in membranous integuments or tunics, as an ascidian; of or pertaining to the Tunicata; tunicated.
  • In entomology, covered one by another, like a set of thimbles, as the joints of some antennæ.
  • In botany, covered with a tunic or membrane; coated.
  • noun A tunic.
  • noun An ascidian, tunicary, or sea-squirt; any member of the Tunicata.

from the GNU version of the Collaborative International Dictionary of English.

  • proper noun (Zoöl.) One of the Tunicata.
  • adjective (Bot.) Covered with a tunic; covered or coated with layers.
  • adjective Having a tunic, or mantle; of or pertaining to the Tunicata.
  • adjective Having each joint buried in the preceding funnel-shaped one, as in certain antennæ of insects.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Any of very many chordate marine animals, of the subphylum Tunicata or Urochordata, including the sea squirts.
  • adjective Of or pertaining to these animals.
  • adjective anatomy, botany Enclosed in a tunic or mantle; covered or coated with layers.
  • adjective zoology Having each joint buried in the preceding funnel-shaped one, as in certain antennae of insects.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Latin tunicātus, past participle of tunicāre, to clothe with a tunic, from tunica, tunic; see tunic.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Latin tunicatus, past participle of tunicare ("to clothe with a tunic").

Examples

  • The predatory tunicate, a species of sea squirt, looks like a voracious, headless mouth on a glass stalk, and is unique among tunicates in being a true predator — its mouth closing swiftly on shrimp and other crustaceans that stray into it.

    Where Wonders Await Us

  • In the same way we can infer intelligence behind adding pictures to the same slide as he names them a fruit fly, a tunicate, a panda bear, a little girl, or Richard Dawkins.

    Evidence of Design? - The Panda's Thumb

  • And not just because of what the ride does to the poor helpless tunicate population, who should be calling an attorney right now and suing for misrepresentation, except, chances are, they're a bit short of cash at the moment.

    Orlando stuffage

  • But we will pass over these cases in order to dwell more particularly on the remarkable tunicate known as

    Young Folks' Library, Volume XI (of 20) Wonders of Earth, Sea and Sky

  • This first structure of the human heart, enclosing a very simple cavity, corresponds to the tunicate-heart, and is a reproduction of that of the Prochordonia, but it now divides into two, and subsequently into three, compartments; this reminds us for a time of the heart of the Cyclostomes and fishes.

    The Evolution of Man — Volume 2

  • Maybe something tunicate-like and sea squirtish back in the Cambrian, but surely not THESE sea squirts.

    Knight Science Journalism Tracker

  • Maritime fishermen will soon be able to test harbours and bays for the presence of tunicate at an early stage, helping them battle an invasive species and major pest for the mussel industry.

    CBC | Top Stories News

  • Maritime fishermen will soon be able to test harbours and bays for the presence of tunicate at an early stage, helping them battle an invasive species and major pest for the mussel industry.

    CBC | Top Stories News

  • Maritime fishermen will soon be able to test harbours and bays for the presence of tunicate at an early stage, helping them battle an invasive species and major pest for the mussel industry.

    CBC | Top Stories News

  • Maritime fishermen will soon be able to test harbours and bays for the presence of tunicate at an early stage, helping them battle an invasive species and major pest for the mussel industry.

    CBC | Top Stories News

Comments

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  • sea squirt

    June 1, 2007

  • Not a tunic-loving person?

    June 2, 2007

  • Sadly, no. They're still pretty cool though, in an ur-chordate kind of way.

    June 4, 2007

  • "...overhung a small lagoon, the building set on sturdy silvered-wood pilings that rose from the water, crusted with a spongy growth of tunicates and mussels and the fine green seaweed called mermaid's hair."

    —Diana Gabaldon, Voyager (NY: Dell, 1994), 897

    January 17, 2010