Longman Dictionary of Contemporary English homepage

Topic: MEDICINE

Date: 1900-2000
Origin: histidine 'type of amino acid' (19-21 centuries) (from Greek histos 'web, tissue') + amine 'type of chemical compound' (19-21 centuries) (from ammonia)

histamine

noun
     
his‧ta‧mine [uncountable and countable] medical
HBM a chemical substance produced by your body during an allergic reaction [↪ antihistamine]
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