Testosterone An androgen hormone produced in the testes and in smaller amounts in the ovaries. Generally associated with masculine secondary sex characteristics. Can be taken synthetically as gender affirming treatment for trans men. Related Articles: Glossary: AndropauseGlossary: OvariesGlossary: TesticlesMental Function Does NOT Change During Menstruation | Can We Break the Stigma?The performance of a woman over time proved that performance over time does not change. That’s a mouthful. Testicles Thelarche