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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. One who signals.
  • n. A device that sends a signal.

from The Century Dictionary and Cyclopedia

  • n. One who or that which makes signals; a person or an instrument employed in signaling.

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

  • n. someone who communicates by signals


to signal + -er (Wiktionary)



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