phantom

phantom definition - medical

phan·tom or fan·tom (fănˈtəm)

noun
  1. Something apparently seen, heard, or sensed, but having no physical reality.
  2. An image that appears only in the mind; an illusion.
  3. A model, especially a transparent one, of the human body or of any of its parts.
adjective
  1. Resembling, characteristic of, or being a phantom; illusive.
  2. Fictitious; nonexistent.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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