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).
Nonmelanoma skin cancer
Skin cancer that does not involve melanocytes. Basal cell cancer and squamous cell cancer are nonmelanoma skin cancers
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Show more- Hypokalemia Low blood potassium. Potassium is the major positive ion (cation) found inside of cells. The chemical…
- Jugular vein The jugular veins are in the neck and drain blood from the head, brain, face and neck and convey it toward…
- Herbal 1. An adjective, referring to herbs, as in an herbal tea.2. A noun, usually reflecting the botanical or…
- Phimosis A condition whereby the foreskin of the penis is too tight. The penis itself consists of a cylindrical shaft…
- Dysplasia Abnormal in form. From the Greek dys- (bad, disordered, abnormal) and plassein (to form). For example…
- Kashin-Beck disease A disorder of the bones and joints of the hands and fingers, elbows, knees, and ankles of children and…
- Poly- 1) Prefix meaning much or many For example, polycystic means characterized by many cysts. 2) Short form for…
- Fungicide 1. An agent capable of killing fungi. 2. Any pesticide used to control, deter, or destroy fungi. See also…
- Flat affect A severe reduction in emotional expressiveness. People with depression and schizophrenia often show flat…
- Zygomatic bone The part of the temporal bone of the skull that forms the prominence of the cheek. The zygomatic bone is also…
- Errors of metabolism, inborn Heritable (genetic) disorders of biochemistry. Examples of inborn errors of metabolism include albinism…
- Familial hypertrophic cardiomyopathy A genetic disorder of the heart characterized by increased growth (hypertrophy) in thickness of the wall of…