MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
SRY
Sex region Y, a region on the Y chromosome that determines the sex of the individual. SRY is necessary and sufficient for male sex determination. It is the testis-determining factor. Mutations in SRY give rise to XY females with gonadal…
Read the definitionRandom terms
Show more- Gray A unit of absorbed radiation equal to the dose of one joule of energy absorbed per kilogram of matter, or 100…
- Nucleus amygdalae See: Amygdaloid nucleus
- Parasuicide An apparent attempt at suicide, commonly called a suicidal gesture, in which the aim is not death. For…
- Varicose vein A dilated (widened) tortuous (twisting) vein, usually involving a superficial vein in the leg, often…
- Rodenticide A chemical or other agent used to destroy rats or other rodent pests or prevent them from damaging food…
- Aggressive lymphoma A lymphoma that tends to grow and spread quickly and cause severe symptoms. In contrast to an indolent or…
- Agent, tocolytic A medication that can inhibit labor, slow down or halt the contractions of the uterus. Tocolytic agents are…
- Mastectomy, preventative Removal of one or both breasts without the current presence of cancer. This surgery is sometimes chosen as a…
- Berylliosis Beryllium poisoning. See: Beryllium
- Cytology The medical and scientific study of cells. Cytology refers to a branch of pathology, the medical specialty…
- Therapeutics In medicine, the branch that deals specifically with the treatment of disease and the art and science of…
- Head and neck cancer Head and neck cancer: The common carcinomas of the oral cavity, pharynx, and larynx as well as other tumors…