from The Century Dictionary.

  • noun An instrument, invented by A. M. Mayer, for ascertaining the direction from which any sound proceeds, as the sound of a bell, whistle, or fog-horn at sea in thick weather.

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

  • noun A double ear trumpet for estimating the direction from which sounds proceed, esp. for the use of navigators.


Sorry, no etymologies found.


    Sorry, no example sentences found.


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