: People born with biological sex traits (chromosomes, hormones, or anatomy) that do not fit typical binary definitions of male or female. 2. Historical Milestones

: The distress or discomfort experienced when there is a mismatch between a person's gender identity and their assigned sex.

: Individuals who do not identify exclusively as a man or a woman. They may identify as both, neither, or somewhere in between.

: A feeling of joy or comfort when one's gender is correctly recognized and affirmed.