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2 definitions found

From: Webster's Revised Unabridged Dictionary (1913)

 Plec·to·gna·thi n. pl.  Zool. An order of fishes generally having the maxillary bone united with the premaxillary, and the articular united with the dentary.
 Note: ☞ The upper jaw is immovably joined to the skull; the ventral fins are rudimentary or wanting; and the body is covered with bony plates, spines, or small rough ossicles, like shagreen. The order includes the diodons, filefishes, globefishes, and trunkfishes.
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From: WordNet (r) 2.0

 Plectognathi
      n : boxfishes; filefishes; globefishes; ocean sunfishes;
          triggerfishes; puffers [syn: order Plectognathi, order
           Tetraodontiformes]