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).
Ants, fire
Originally from S. America. Among the worst insect pests ever to invade the U.S. Red or yellowish ants of small-to-medium size with a severe sting that burns like fire. They normally feed on small insects but, with denser populations, they…
Read the definitionRandom terms
Show more- Accessory digestive organ An organ that helps with digestion but is not part of the digestive tract. The accessory digestive organs are…
- Cirrhosis Cirrhosis: An abnormal liver condition characterized by irreversible scarring of the liver. Alcohol and viral…
- Prothrombin 20210A mutation See: Prothrombin mutation G20210A
- Chronic fatigue syndrome See: Chronic myelogenous leukemia.
- Hemorrhagic diarrhea, E. coli Bloody colitis (inflammation of the bowel) caused by E. coli, usually by the strain E. coli 0157:H7. The…
- Syndrome, HELLP See: HELLP syndrome
- Hypotensive Having abnormally low blood pressure (hypotension). See also: Hypertensive; Normotensive
- IM (intramuscular) An IM medication is given by needle into the muscle. This is as opposed to a medication that is given by a…
- Cancer, prostatic Cancer of the gland (prostate) that produces some of the components of semen fluid. The second leading cause…
- Postpartum In the period just after delivery, as with postpartum depression. Postpartum refers to the mother and…
- Elbow, arthritis of the Inflammation (arthritis) of the elbow joint can be due to many systemic forms of arthritis, including…
- Hangover A common nonmedical term for the disagreeable physical effects following excessive consumption of alcohol (or…