from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. One that makes a sound: a sounder of alarms.
  • n. One that sounds, especially a device for making soundings of the sea.
  • n. A herd of wild boar. See Synonyms at flock1.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. comparative form of sound: more sound
  • n. Something, or someone who makes a sound.
  • n. A device for making soundings at sea.
  • n. The collective noun for a group of wild boar.

from the GNU version of the Collaborative International Dictionary of English

  • n. One who, or that which; sounds; specifically, an instrument used in telegraphy in place of a register, the communications being read by sound.
  • n. A herd of wild hogs.

from The Century Dictionary and Cyclopedia

  • n. A herd of wild swine.
  • n. A young wild boar: an erroneous use.
  • n. A sounding-machine.
  • n. That which sounds; specifically, in telegraphy, a receiving instrument in the use of which the message is read by the sound produced by the armature of the electromagnet in playing back and forth between its stops.

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

  • n. a device for making soundings


Middle English, from Old French sondre, of Germanic origin.
(American Heritage® Dictionary of the English Language, Fourth Edition)



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