Definitions

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

  • n. Any of various echinoderms of the class Crinoidea, including the sea lilies and feather stars, that are characterized by a cup-shaped body, feathery radiating arms, and either a stalk or clawlike structure with which they are able to attach to a surface.
  • adj. Of or belonging to the Crinoidea.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. One of the numerous animals that make up the Crinoidea class; the feather star or "sea lily".
  • adj. Relating to or sharing the qualities and features of the Crinoidea class.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Crinoidal.

from The Century Dictionary and Cyclopedia

  • Of or pertaining to the Crinoidea; containing or consisting of crinoids; encrinital.
  • n. One of the Crinoidea; an encrinite; a stone-lily, sea-lily, lily-star, feather-star, or hair-star.

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

  • adj. of or relating to or belonging to the class Crinoidea
  • n. primitive echinoderms having five or more feathery arms radiating from a central disk

Etymologies

From New Latin Crinoīdea, class name : Greek krinon, lily + Greek -oeidēs, -oid.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Ancient Greek κρίνον (krinon, "lily") +‎ -oid. (Wiktionary)

Examples

  • The crinoid is a marine creature whose anus is located next to its mouth.

    COWS MORNING THUNDER AND METHANE GAS

  • It's in realtime, meaning the little critter is walking along at a fairly brisk pace (for a crinoid, that is).

    Catch that crinoid!

  • For a detailed commentary that I did at the time in response to Hoagland's article on the alleged "crinoid," see this posting on the Yahoo Cydonia list:

    Posthuman Blues

  • It is highly unlikely that it would BE a fossil "crinoid" for the simple a priori reason that Martian flora and fuana assuming they existed would necessarily have followed a completely separate course of evolution from earth species.

    Posthuman Blues

  • A search for "crinoid" on that list will bring up other follow-ups.

    Posthuman Blues

  • Ergo, on the face of it, fossil or no fossil, definitely NOT a "crinoid," agreed.

    Posthuman Blues

  • "It is highly unlikely that it would BE a fossil "crinoid" for the simple a priori reason that Martian flora and fuana assuming they existed would necessarily have followed a completely separate course of evolution from earth species.

    Posthuman Blues

  • Yes | No | Report from crinoid wrote 6 days 21 hours ago

    Why I Hate the Booth Babe Story, a Guest Editorial by Holly A.

  • Yes | No | Report from crinoid wrote 6 days 13 hours ago

    Why I Hate the Booth Babe Story, a Guest Editorial by Holly A.

  • Once something with ghostly gray fluorescent wings passed between him and the moon, a delicate crinoid shape that might have been a reptile, or bird, or something unimaginable.

    A Corridor in the Asylum

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