branchial clefts

2 definitions found

branchial clefts - Collaborative International Dictionary of English v.0.48 :

  Branchial \Bran"chi*al\, a. (Anat.)
     Of or pertaining to branchi[ae] or gills.
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     Branchial arches, the bony or cartilaginous arches which
        support the gills on each side of the throat of fishes and
        amphibians. See Illustration in Appendix.
  
     Branchial clefts, the openings between the branchial arches
        through which water passes.
        [1913 Webster]

  Cleft \Cleft\, n. [OE. clift; cf. Sw. klyft cave, den, Icel.
     kluft cleft, Dan. kl["o]ft, G. kluft. See Cleave to split
     and cf. 2d Clift, 1st Clough.]
     1. A space or opening made by splitting; a crack; a crevice;
        as, the cleft of a rock. --Is. ii. 21.
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     2. A piece made by splitting; as, a cleft of wood.
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     3. (Far.) A disease in horses; a crack on the band of the
        pastern.
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     Branchial clefts. See under Branchial.
  
     Syn: Crack; crevice; fissure; chink; cranny.
          [1913 Webster]