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).
Renal capsule
The fibrous connective tissue that surrounds each kidney
Read the definitionRandom terms
Show more- Osteolytic lesion A 'punched-out' area of severe bone loss. Osteolytic lesions are seen in metastatic lung and breast cancer…
- Turbinate A bone shaped like a top. The turbinate is a bone in the nose; it is an extension of the ethmoid bone, is…
- Surveillance, Epidemiology, and Ends Results See: SEER
- Combined oral contraceptive Commonly called 'the pill,' combined oral contraceptives are the most commonly used form of reversible birth…
- Barium enema x-ray See: Lower GI series
- Hormone, antidiuretic (ADH) A relatively small (peptide) molecule that is released by the pituitary gland at the base of the brain after…
- Mitral insufficiency Incomplete closure of the mitral valve resulting in the backflow of blood from the left ventricle to the left…
- Antimetabolite A drug that is similar enough to a natural chemical to participate in a normal biochemical reaction in cells…
- Fear of public places This irrational fear is called agoraphobia. It applies to open areas, especially those from which escape…
- Sigma Theta Tau The international honor society for nursing. Membership is by invitation to baccalaureate and graduate…
- Herpes, genital See: Genital herpes
- Disease, adult celiac This condition results from an immune (allergic) reaction to gluten, a protein found in wheat and related…