Definitions

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

  • adjective Relating to or being a kind of fish scale that is hard and bony with a shiny surface composed of an enamel-like substance.
  • adjective Having ganoid scales.
  • noun A fish having ganoid scales, such as a gar or sturgeon.

from The Century Dictionary.

  • Having a smooth, shining surface, as if polished or enameled: specifically applied to those scales or plates of fishes which are generally of an angular form and composed of a bony or hard horny tissue overlaid with enamel. See cut under scale.
  • Having ganoid scales or plates, as a fish; specifically, of or pertaining to the Ganoidei: as, a ganoid fauna.
  • noun One of the Ganoidei; a fish of the order Ganoidei.

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

  • adjective (Zoöl.) Of or pertaining to Ganoidei. -- n. One of the Ganoidei.
  • adjective (Zoöl.) one kind of scales of the ganoid fishes, composed of an inner layer of bone, and an outer layer of shining enamel. They are often so arranged as to form a coat of mail.

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

  • noun zoology One of the Ganoidei, a taxonomic group of fishes.

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

  • noun primitive fishes having thick bony scales with a shiny covering

Etymologies

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

[From New Latin Ganoideī, former subclass name, from Greek ganos, brightness, gladness (in reference to the shiny scales of the fish included in the subclass), from ganusthai, to rejoice; see gāu- in Indo-European roots.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Ancient Greek

Examples

  • To him, the ganoid was a huge perplexity, none the less because neither he nor the ganoid troubled Darwinians, but the more because it helped to reveal that Darwinism seemed to survive only in England.

    Twilight (1901)

  • Two percent of the entire fauna are vertebrates, ganoid-scaled and bony fishes being the most common group.

    Messel Pit fossil site, Germany

  • Statistical comparisons were made among osteichthyans using ganoid scales, caudates using vertebrae, ornithischians using teeth, and testudinates using shell fragments.

    CONGRATS LAURA!!!

  • Statistical comparisons were made among osteichthyans using ganoid scales, caudates using vertebrae, ornithischians using teeth, and testudinates using shell fragments.

    Archive 2008-04-01

  • Dense, equidimensional elements, such as teeth and ganoid fish scales, dominate the sandstone assemblage.

    CONGRATS LAURA!!!

  • Dense, equidimensional elements, such as teeth and ganoid fish scales, dominate the sandstone assemblage.

    Archive 2008-04-01

  • Finally, with respect to the ‘Vertebrata’, the same law holds good: certain types, such as those of the ganoid and placoid fishes, having persisted from the palaeozoic epoch to the present time without a greater amount of deviation from the normal standard than that which is seen within the limits of the group as it now exists.

    Essays

  • I gasped — for the fish had been a ganoid — that ancient, armoured form that was perhaps the most intelligent of all life on our planet during the Devonian era, but which for age upon age had vanished, save for its fossils held in the embrace of the stone that once was their soft bottom beds; and the half-globes were Medusae, jelly-fish — but of a size, luminosity, and colour unheard of.

    The Moon Pool

  • Instead of rudimentary trilobites, I noticed remains of a more perfect order of beings, amongst others ganoid fishes and some of those sauroids in which palaeontologists have discovered the earliest reptile forms.

    Journey to the Interior of the Earth

  • Round-hulled Plumie ship, and ganoid-shaped _Niccola_, they stuck immovably together as if they had been that way since time began.

    The Aliens

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