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.
- 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).
Clark level of invasion
A method for determining the prognosis (outlook) with melanoma. The method was devised by the pathologist Wallace Clark and measures the depth of penetration of a melanoma into the skin according to anatomic layer. There are five Clark…
Read the definitionRandom terms
Show more- Cell sorter, fluorescence-activated A flow cytometer (a scientific instrument used to measure the characteristics of individual cells) that is…
- Selenium deficiency See Deficiency, selenium
- Pityriasis alba A common mild rash of unknown origin that can appear on a person of any age (most commonly at 10-35 years of…
- Alcoholism Physical dependence on alcohol to the extent that stopping alcohol use will bring on withdrawal symptoms. In…
- Genetic discrimination The potential use of genetic information to discriminate against people in the workplace, in health…
- Weaver-Smith syndrome. See: Weaver syndrome
- Leukemia, acute lymphocytic Abbreviated AML. Also called acute myeloid leukemia or acute nonlymphocytic leukemia (ANLL). A quickly…
- Dystonia, writer's cramp A dystonia that affects the muscles of the hand and sometimes the forearm and only occurs during handwriting…
- Phlebotomist A person who draws blood.
- Bloody sputum Coughed up blood or bloody mucus. Bloody sputum can be caused by infection in the lungs and airways, such as…
- Atropine A drug obtained from belladonna that is administered via injection, eye drops, or in oral form to relax…
- Pulmonary syndrome, Hantavirus Exercises and treatments designed to help patients maintain and recover lung function, such as with cystic…