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.
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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).
Disease, kissing
Infectious mononucleosis ('mono'), a very common illness caused by the Epstein-Barr virus (EBV). By the time most people reach adulthood, an antibody against EBV can be detected in their blood meaning they have been infected with EBV. The…
Read the definitionRandom terms
Show more- Zellweger syndrome A genetic disorder, also called the cerebrohepatorenal syndrome, characterized by the reduction or absence of…
- Aneurysm A localized widening (dilatation) of an artery, vein, or the heart. At the area of an aneurysm, there is…
- Adhesion The union of two opposing tissue surfaces (often in reference to the sides of a wound). Also refers to scar…
- BPPV (benign paroxysmal positional vertigo) A balance disorder that results in the sudden onset of dizziness, spinning, or vertigo when moving the head
- Cytotoxic Toxic to cells, cell-toxic, cell-killing. Any agent or process that kills cells. Chemotherapy and…
- Reservoir, Ommaya A device implanted under the scalp that is used to deliver anticancer drugs to the cerebrospinal fluid, the…
- Ornithophobia An abnormal and persistent fear of birds. Sufferers from ornithophobia experience undue anxiety about…
- Vidian neuralgia A distinctive syndrome of headaches, better known today as cluster headache. There are two main clinical…
- Cancer, ovary Cancer of the egg sac of females: the ovary. The anatomic location of the ovaries: NTER>Most ovarian growths…
- Artificial insemination by donor (AID) A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- C-section Short for Caesarian section, a procedure in which a baby, rather than being born vaginally, is surgically…
- Gigantism Excessive growth both in height and specific body parts. Gigantism with extreme height may be associated with…