Planktonic

2 definitions found

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

  Plankton \Plank"ton\ (pl[a^][ng]k"t[o^]n), n. [NL., fr. Gr.
     plagto`n, neut. of plagto`s wandering, pla`zesqai to wander.]
     (Biol.)
     All the animals and plants, taken collectively, which live at
     or near the surface of salt or fresh waters. --
     {Plank*ton"ic}, a.


     [Webster 1913 Suppl.]

From WordNet (r) 2.0 [wn]:

  planktonic
       adj : of or relating to plankton