Advertisement

Advertisement

pond scum

noun

  1. any free-floating freshwater alga that forms a green scum on water.

pond scum

noun

  1. a greenish layer floating on the surface of stagnant waters, consisting of various freshwater algae

Discover More

Word History and Origins

Origin of pond scum1

First recorded in 1885–90

Advertisement

Advertisement

Advertisement

Advertisement

Browse

  • #
  • aa
  • bb
  • cc
  • dd
  • ee
  • ff
  • gg
  • hh
  • ii
  • jj
  • kk
  • ll
  • mm
  • nn
  • oo
  • pp
  • qq
  • rr
  • ss
  • tt
  • uu
  • vv
  • ww
  • xx
  • yy
  • zz