There are many abbreviations and technical terms in the community.

You don't need to know all of them, but they can be useful so here are some.

Hormonal Transition:

  • HRT: Hormone Replacement Therapy
  • TRT: Testosterone Replacement Therapy
  • E: Estrogen
  • T: Testosterone
  • E2: Estradiol
  • EV: Estradiol Valerate
  • EC: Estradiol Cypionate
  • EEn: Estradiol Enanthate
  • EE: Ethinyl Estradiol
  • SC/SubQ: Subcutaneous (Fat Injection)
  • IM: Intramuscular (Muscle Injection)
  • Prog/P4: Progesterone
  • AA: Anti-Androgen (Testosterone Blocker)


  • FFS: Facial Feminization Surgery
  • VFS: Voice Feminization Surgery
  • Rhino/Rhinoplasty: Nose Surgery
  • Tracheal Shave: Adam's Apple Reduction
  • Orchi/Orchiectomy: Testicle removal
  • SRS: Sexual Reassignment Surgery / Genital Surgery
  • BA: Breast Augmentation / Breast Surgery