Oscillaria

1 definition found

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

  Oscillaria \Os`cil*la"ri*a\, prop. n. [NL., fr. L. oscillare to
     swing.] (Bot.)
     A genus of dark green, or purplish black, filamentous,
     fresh-water algae, the threads of which have an automatic
     swaying or crawling motion. Called also {Oscillatoria}.
     [1913 Webster]