from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Full of sediment; muddy or cloudy.
  • adjective Turbulent; agitated.

from The Century Dictionary.

  • Muddy; turbid: as, roily water.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Turbid.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective of water muddy, cloudy (having lots of sediment)
  • adjective turbulent

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective (of a liquid) agitated vigorously; in a state of turbulence


Sorry, no etymologies found.


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