Subaqueous

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]:

  subaqueous
       adj : growing or remaining under water; "viewing subaqueous fauna
             from a glass-bottomed boat"; "submerged leaves" [syn: {subaquatic},
              {submerged}, {submersed}, {underwater}]