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).
Opportunistic condition
A condition that occurs especially or exclusively in persons with a weak immune system due, for example, to AIDS, cancer or immunosuppressive drugs, such as corticosteroids or chemotherapy. An opportunistic condition may be an infection…
Read the definitionRandom terms
Show more- Saccharomyces cerevisiae genome See: Yeast genome
- Focal sclerosis See: Multiple sclerosis
- Debride To remove dead, contaminated or adherent tissue or foreign material. The purpose of wound debridement is to…
- Pulled elbow See: Nursemaid's elbow
- Click-murmur syndrome Mitral valve prolapse (also known as 'Barlow's syndrome'), the most common heart valve abnormality, affecting…
- Mastectomy, preventative Removal of one or both breasts without the current presence of cancer. This surgery is sometimes chosen as a…
- Synovectomy Surgical removal of the joint lining. A synovectomy may be done to remove the inflamed lining of a joint in…
- Modafinil Modafinil: An oral drug first approved by the FDA in 1998 for the treatment of narcolepsy, a condition in…
- Shunt, Spitz-Holter See Spitz-Holter valve
- Seborrheic eczema Yellowish, oily, scaly patches of skin on the scalp, face, and occasionally other parts of the body
- Pleuritis Inflammation of the pleura. When the pleura becomes inflamed, it can produce more than the normal amount of…
- Surgery, elective Surgery that is subject to choice (election). The choice may be made by the patient or doctor. For example…