lacustrine

{ } a. [ L. lacus lake: cf. F. lacustral, lacustre. ] Found in, or pertaining to, lakes or ponds, or growing in them; as, lacustrine flowers. [ 1913 Webster ]

Lacustrine deposits (Geol.), the deposits which have been accumulated in fresh-water areas. --
Lacustrine dwellings. See Lake dwellings, under Lake. [ 1913 Webster ]