Webster's Revised Unabridged Dictionary · 1913

oil slick

oil slick , noun

A layer of oil floating on water; -- usually petroleum or fuel oil which has leaked from a ship.

Text from the public-domain GNU Collaborative International Dictionary of English, derived from Webster's Revised Unabridged Dictionary (1913). Definitions marked with were added by later GCIDE contributors and are not in the original 1913 edition.

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