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).
Angle-closure glaucoma, acute
Increased pressure in the front chamber (anterior chamber) of the eye due to sudden (acute) blockage of the normal circulation of fluid within the eye. The block takes place at the angle of the anterior chamber formed by its junction of…
Read the definitionRandom terms
Show more- Erection, penile When the penis fills with blood and is rigid. The penis contains two chambers, called the corpora cavernosa…
- Gastric banding A surgically implanted device used to help a person lose weight. In a surgical procedure, a band is placed…
- Mutism, akinetic A state in which a person is unspeaking (mute) and unmoving (akinetic). A textbook on clinical neurology…
- Genome, Drosophila See: Drosophila genome
- Nirenberg See: Nirenberg, Marshall W.
- Mercaptopurine A drug that acts as an antimetabolite, interfering with the metabolism of purine bases and inhibiting the…
- Teaspoon An old-fashioned but convenient household measure. A teaspoon holds about 5 cc of liquid
- Cancer, larynx Cancer of the voice box (the larynx) which is located at the top of the windpipe (trachea). Also called…
- Perineal prostatectomy An operation to remove the prostate gland through an incision made between the scrotum and the anus. NTER>
- Oligospermia Fewer sperm than normal. Azoospermia, by contrast, means absolutely no sperm at all.
- Dandy fever An acute mosquito- borne viral illness of sudden onset that usually follows a benign course with headache…
- Bacterial prostatitis, chronic Prostatitis, chronic: Longstanding bacterial infection of the prostate gland superimposed on a defect in the…