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.
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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).
Melanoma, lentigo maligna
One of the four clinical types of malignant melanoma and the slowest growing one. It typically begins as a patch of mottled pigmentation that is dark brown, tan, or black on sun-exposed skin, such as on the face
Read the definitionRandom terms
Show more- Axillary dissection Surgery in which the axilla (the armpit) is opened -- to 'dissect' means to 'cut apart' -- in order to…
- Cloning, therapeutic See: Therapeutic cloning
- Dissociation In psychology and psychiatry, a perceived detachment of the mind from the emotional state or even from the…
- Syndrome, chromosome 4p- The 4p- syndrome or Wolf-Hirschhorn syndrome, is a chromosome disorder due to partial deletion of the short…
- CMG2 Capillary morphogenesis gene 2, a transmembrane protein that is induced during capillary morphogenesis (the…
- Marburg disease The virus that causes Marburg hemorrhagic fever, a disease which affects both humans and non-human primates…
- Tetraphocomelia-thrombocytopenia syndrome See TAR syndrome
- NICHD A silver-white metallic element. Long-term exposure to nickel, such as from jewelry, can cause a form of…
- Epidemic hemorrhagic fever A number of diseases characterized by an abrupt onset of high fever and chills, headache, cold and cough, and…
- Ophthalmic migraine Migraine involving the eyes but without headache. Migraine, due to a spasm of blood vessels in the brain…
- Gingivitis, fusospirillary This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Hemiparesis Weakness on one side of the body.