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2011-08-02 12:32:05

Last month, NOAA scientists used acoustic sonar to map several areas of the outer continental shelf edge off the coast of Florida.


Word of the Day
pawl
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.
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