noun
a secondary and usually adverse effect (as of a drug)
drowsiness is a common side effect of antihistamines
Synonyms: side action, side reaction
Related Word: effect; reaction, response
noun
a secondary and usually adverse effect (as of a drug)
drowsiness is a common side effect of antihistamines
Synonyms: side action, side reaction
Related Word: effect; reaction, response
Merriam Webster. Collegiate thesaurus English vocabulary. Английский энциклопедический словарь тезаурус. 2003