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).
Valley fever
A disease also called coccidioidomycosis (CM) due to a fungus called Coccidioides immitis. About 40% of people infected with this fungus develop symptoms. Most often they have an influenza-like illness with fever, cough, headaches, rash…
Read the definitionRandom terms
Show more- Fistulize To form or make a fistula, an abnormal passageway. As, for example, fistulizing Crohn's disease
- Blender experiment See: Hershey-Chase experiment
- Interstitial Pertaining to being between things, especially between things that are normally closely spaced. The word…
- Itching Itching: An uncomfortable sensation in the skin that feels as if something is crawling on the skin or in the…
- Vertebra, first cervical The first cervical (neck) vertebra is called the atlas. It supports the head. The atlas bone is named for the…
- Occupational disease A disease due to a factor in a person's occupation. For example, lung disease in miners. Occupational…
- Chronic illness An illness that persists for a long period of time. The term 'chronic' comes from the Greek chronos, time and…
- Knockout Inactivation of specific genes. Knockouts are often created in laboratory organisms such as yeast or mice so…
- Cancer, papillary Cancer, papillary: Cancer of a structure called the papilla or ampulla of Vater, a small muscle located at…
- Apolipoprotein A-I APOA-I. The major protein component of HDL (high density lipoprotein) and a relatively abundant plasma…
- DKK1 A gene that inhibits the activity of osteoblasts, the cells that build bone. DKK1 acts by inhibiting Wnt…
- Latent Hidden, dormant, inactive. The virus that causes chickenpox remains latent after the initial attack of…