agnathous
adj. [Gr. a, without; gnathos, jaw]
Lacking a jaw.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • agnathous — adjective /ˈæɡnəθəs/ a) Jawless. The Onchidiidæ are described as agnathous, but I am confident of having observed the jaw figured. b) Afflicted by or characteristic of agnathia. The mouth is a transverse slit, which shows no teeth, nor any jaws… …   Wiktionary

  • agnathous — /ag neuh theuhs/, adj. Zool. 1. having no jaws. 2. belonging or pertaining to the class Agnatha. Also, agnathan, agnathic. [1875 80; see AGNATHA, OUS] * * * …   Universalium

  • agnathous — Relating to agnathia …   Medical dictionary

  • agnathous — adj. having no jaws; (Zoology) belonging to the family Agnatha (jawless vertebrates) …   English contemporary dictionary

  • agnathous — ag·na·thous …   English syllables

  • agnathous —   a. lacking jaws.    ♦ agnathia, n …   Dictionary of difficult words

  • agnathous — …   Useful english dictionary

  • Hagfish — For the punk rock band, see Hagfish (band). Hagfish Pacific hagfish resting on the ocean bottom, at 280 m depth off the Oregon coast. Scientific classification Kingdom …   Wikipedia

  • agnathan — /ag neuh theuhn/, n. 1. any member of the vertebrate class Agnatha. adj. 2. agnathous. [AGNATH(A) + AN] * * * ▪ fish Introduction   any member of the group of primitive, jawless fishes (fish) that includes the lampreys (lamprey) (order… …   Universalium

  • vertebrate — /verr teuh brit, brayt /, adj. 1. having vertebrae; having a backbone or spinal column. 2. belonging or pertaining to the Vertebrata (or Craniata), a subphylum of chordate animals, comprising those having a brain enclosed in a skull or cranium… …   Universalium

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