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Pronunciation: kold


  1. A low temperature; the sensation produced by a temperature noticeably below an accustomed norm or a comfortable level.
  2. Popular term for a viral infection involving the upper respiratory tract and characterized by congestion of the nasal mucous membrane, watery nasal rhinorrhea, and general malaise, with a duration of 3–5 days.
  3. Completely devoid of, or containing an insignificant amount of, a radioactive nuclide.

Synonym(s): frigid1

See Also: acute rhinitis, coryza

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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