water tiger

2 definitions found

water tiger - Collaborative International Dictionary of English v.0.48 :

  Water tiger \Wa"ter ti"ger\ (Zool.)
     A diving, or water, beetle, especially the larva of a water
     beetle. See Illust. b of Water beetle.
     [1913 Webster]

  Diving \Div"ing\, a.
     That dives or is used or diving.
     [1913 Webster]
  
     Diving beetle (Zool.), any beetle of the family
        Dytiscid[ae], which habitually lives under water; --
        called also water tiger.
  
     Diving bell, a hollow inverted vessel, sometimes
        bell-shaped, in which men may descend and work under
        water, respiration being sustained by the compressed air
        at the top, by fresh air pumped in through a tube from
        above.
  
     Diving dress. See Submarine armor, under Submarine.
  
     Diving stone, a kind of jasper.
        [1913 Webster]