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).
Gonad
A reproductive gland (ovary or testis) that produces germ cells (gametes). In embryonic life, the gonad in males and females is initially identical. This gonad is said to be 'indifferent' before it differentiates into a definitive testis…
Read the definitionRandom terms
Show more- Femur The femur is the bone in the leg that extends from the hip to the knee. The femur constitutes the upper leg…
- Cannonball pulse See: Pulse, water hammer
- Frankenfood Perjorative term for genetically modified food whether it be derived from genetically engineered plants or…
- Sinus tachycardia A fast heartbeat (tachycardia) because of rapid firing of the sinoatrial (sinus) node. The sinoatrial (or…
- Keratotic scabies See crusted scabies
- Pseudohemophilia The original name that von Willebrand gave to the bleeding disorder he first described. See: Von Willebrand…
- Valve, Spitz-Holter See Spitz-Holter valve
- Extracranial hematoma A hematoma (a collection of blood) outside the cranium (skull)
- Syndrome, MASS A heritable disorder of connective tissue characterized by involvement of the mitral valve, aorta, skeleton…
- Allograft The transplant of an organ or tissue from one individual to another of the same species with a different…
- Cross training Doing two or more aerobic activities such as jogging, bicycling, and swimming on a regular basis
- RUL Acronym for the right upper lobe (of the lung). The right lung has three lobes: the right lower lobe (RLL)…