an early symptom that signals the onset of an illness or disease; a symptom or series of symptoms that precedes the more obvious, diagnosable symptoms that develop along with the condition: A bout of headaches and/or fatigue is not an unusual prodrome of Lyme disease.
- prod·ro·mal [proh-droh-muhl], /proʊˈdroʊ məl/, adjective
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British Dictionary definitions for prodrome
med any symptom that signals the impending onset of a disease
- prodromal or prodromic (prəʊˈdrɒmɪk), adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012