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. Author manuscript; available in PMC: 2024 Apr 1.
Published in final edited form as: Headache. 2023 Mar 29;63(4):517–522. doi: 10.1111/head.14493

Table 1.

Terminology and definitions7, 8, 38, 39

Current Terms Definition
Transgender and gender-diverse (TGD) (adjective) A person in whom gender identity and expression may differ from their sex designated at birth.
Cisgender (adjective) A person whose gender identity is the same as their sex designated at birth
Transmasculine (adjective) A transgender person who identifies as more masculine than feminine.
Transfeminine (adjective) A transgender person who identifies as more feminine than masculine.
Sex designated at birth (noun) Can be male or female, usually based on genitalia present at birth.
Gender dysphoria (noun) Distress that is felt when a person’s gender identity is not congruent with their sex designated at birth.
Gender affirmation (noun) Changes such as medical, social, and/or legal made to affirm gender identity.
Gender-affirming hormone therapy (GAHT) (noun) Sex steroids taken to develop physical attributes congruent with gender identity (i.e., testosterone in transmasculine individuals and estrogen in transfeminine individuals).