Subaquatic

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Subaquatic \Sub`a*quat"ic\, Subaqueous \Sub*a"que*ous\, a.
     1. Being under water, or beneath the surface of water;
        adapted for use under water; submarine; as, a subaqueous
        helmet.
        [1913 Webster]
  


     2. (Geol.) Formed in or under water; as, subaqueous deposits.
        [1913 Webster] Subarachnoid

From WordNet (r) 2.0 [wn]:

  subaquatic
       adj 1: growing or remaining under water; "viewing subaqueous fauna
              from a glass-bottomed boat"; "submerged leaves" [syn:
              {subaqueous}, {submerged}, {submersed}, {underwater}]
       2: partially aquatic; living or growing partly on land and
          partly in water; "a marginal subaquatic flora" [syn: {semiaquatic}]