Tennessee Code Title 68. Health, Safety and Environmental Protection § 68-1-2501

(1) “Department” means the department of health;

(2) “Detransition procedure” means treatment, including mental health treatment, medical interventions, and surgeries that stop, reverse, or help an individual cope with the effects of a gender transition procedure due to the resolution of any inconsistency between the individual's sex and the individual's perceived sex or perceived gender;

(3) “Gender” means the psychological, behavioral, social, and cultural aspects of being male or female;

(4) “Gender clinic” means a healthcare entity licensed under this title that provides or prescribes gender transition procedures;

(5) “Gender transition procedure” means any pharmaceutical or surgical intervention to alter an individual's body to address an inconsistency between a minor's sex and minor's perceived gender or perceived sex;

(6) “Healthcare professional” means a healthcare provider, establishment, or facility licensed, registered, certified, or permitted pursuant to this title or title 63 and regulated under the authority of:

(7) “Minor” means an individual under eighteen (18) years of age;

(8) “Perceived gender” means an individual's internal sense of the individual's gender;

(9) “Perceived sex” means an individual's internal sense of the individual's sex;  and

(10) “Sex” means a person's immutable characteristics of the reproductive system that define the individual as male or female, as determined by anatomy and genetics existing at the time of birth.