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).
Obsessive-compulsive personality disorder
A personality disorder characterized by a pervasive preoccupation with orderliness, perfectionism, and interpersonal control, beginning by early adulthood at latest. Obsessive-compulsive personality disorder (OCPD) may be evident by: >…
Read the definitionRandom terms
Show more- Hepatic ductular hypoplasia, syndromatic Also called Alagille syndrome or arteriohepatic dysplasia, this is a genetic disorder characterized by…
- Meniscus, lateral knee The word 'meniscus' refers to a crescent-shaped structure. The lateral meniscus of the knee is a thickened…
- Periventricular leukomalacia, cystic Softening of the white matter near the ventricles of the brain resulting in abnormal cysts. Cystic…
- Postpartum depression Postpartum depression: A form of severe depression after delivery that requires treatment. It is sometimes…
- Virus, lymphadenopathy-associated Another name for the human immunodeficiency virus (HIV), the cause of AIDS. Please see: Virus, human…
- Hernia, diaphragmatic Hernia: Passage of a loop of bowel through the diaphragm muscle. This type of hernia occurs as the bowel from…
- Philtrum The area from below the nose to the upper lip. Normally the philtrum is grooved. In fetal alcohol syndrome…
- Breastfeeding practices The practices to be followed in breastfeeding a baby. Human milk is the preferred feeding for all infants…
- Epidemiology, classical The study of populations in order to determine the frequency and distribution of disease and measure risks.
- Toxin, botulinum See: Botulinum toxin
- Fusiform aneurysm A vascular outpouching shaped like a spindle. A fusiform widening of an artery or vein. An aneurysm is a…
- Magnetic resonance spectroscopic imaging (MRSI) A noninvasive imaging method that provides information about cellular activity (metabolic…