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Pronunciation: prob


  1. A slender rod of rigid or flexible material, with a blunt bulbous tip, used for exploring sinuses, fistulae, other cavities, or wounds.
  2. A device or agent used to detect or explore a substance (a molecule used to detect the presence of a specific fragment of DNA or RNA or of a specific bacterial colony).
  3. To enter and explore, as with a probe.

[L. probo, to test]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.