Nansen Bottle Definition

nănsən, nän-
An ocean-water sampling bottle with spring-loaded valves at both ends that are closed at an appropriate depth by a messenger device sent down the wire connecting the bottle to the surface.
American Heritage
An oceanographic instrument used to obtain water samples and temperature readings at various depths in the sea.
Webster's New World

Origin of Nansen Bottle

  • After Fridtjof Nansen

    From American Heritage Dictionary of the English Language, 5th Edition

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Nansen bottle