Charles Gilbert Chaddock

Charles Gilbert Chaddock
Born(1861-11-14)November 14, 1861
DiedJuly 20, 1936(1936-07-20) (aged 74)
St. Louis, Missouri, U.S.
EducationUniversity of Michigan College of Medicine and Surgery
Occupation(s)Neurologist, psychiatrist, translator
Known forDescribing the Chaddock reflex and the first use of the words bisexuality, heterosexuality, and homosexuality in the English language
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Charles Gilbert Chaddock (November 14, 1861 – July 20, 1936) was an American neurologist, psychiatrist, and translator. He is remembered for describing the Chaddock reflex and is credited with introducing the terms bisexuality, heterosexuality, and homosexuality from German into the English language.