MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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.
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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).
HLA
The major human histocompatibility system. HLA-typing is done before transplantation to determine the degree of histocompatibility. HLA is an acronym for Human Leukocyte Antigens
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Show more- Hyperkalemia Hyperkalemia: Elevated blood potassium. Potassium is the major positive ion (cation) found inside of cells…
- Trachelectomy Surgical removal of the cervix, the lower portion of the uterus that protrudes into the vagina. Trachelectomy…
- Phosphorylation Phosphorylation is a biochemical process that involves the addition of phosphate to an organic compound…
- Clostridium difficile A brain disorder in which there is an abnormal enlargement of the occipital horns of the brain --the…
- Neurofibromatosis A genetic disorder of the nervous system that primarily affects the development and growth of neural (nerve)…
- Cancer, ovarian Cancer of the ovary, the egg sac of females. The anatomic location of the ovaries: NTER>Most ovarian growths…
- Heart The muscle that pumps blood received from veins into arteries throughout the body. It is positioned in the…
- Gonad, female The female gonad, the ovary or 'egg sac', is one of a pair of reproductive glands in women. They are located…
- Interpersonal therapy A form of psychotherapy in which the focus is on a patient's relationships with peers and family members and…
- Neuroma A tumor that arises in nerve cells
- Pill, the Commonly called 'the pill,' combined oral contraceptives are the most commonly used form of reversible birth…
- CTS One of a group of proteins that regulate the cell cycle. The cyclins bind to and activate cyclin-dependent…