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hormone

noun [C]
 
 
/ˈhɔː.məʊn/ US  /ˈhɔːr.moʊn/

Definition

any of various chemicals made by living cells that influence the development, growth, sex, etc. of an animal and are carried around the body in the blood: male and female hormones growth hormonesSubstances and structures in the body hormonal
 
 
/hɔːˈməʊ.nəl/ US  /hɔːrˈmoʊ-/ adjective
a hormonal imbalanceSubstances and structures in the body
(Definition of hormone noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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