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).
Contact dermatitis, allergic
Also called allergic contact eczema, this is a red, itchy, weepy reaction where the skin has come into contact with a substance that the immune system recognizes as foreign, such as poison ivy or certain preservatives in creams and lotions
Read the definitionRandom terms
Show more- Omentum A sheet of fat that is covered by peritoneum. The greater omentum is attached to the bottom edge of the…
- Trigger Something that either sets off a disease in people who are genetically predisposed to developing the disease…
- Abuse, emotional child Emotional child abuse is the third most frequently reported form of child abuse (after child neglect and…
- Line, germ A sequence of cells, each descended from earlier cells in the lineage, which will develop into new sperm and…
- Shunt, Spitz-Holter See Spitz-Holter valve
- Endometrioma Part of the condition known as endometriosis. Endometrioma is a type of cyst formed when endometrial tissue…
- Autoinnoculation Inoculation of a microorganism obtained by contact with a lesion on one's own body, producing a secondary…
- Cabbage Soup Diet The Cabbage Soup Diet is a weight loss program designed to be used for seven days with the goal of a rapid…
- Menarche The time in a girl's life that menstruation first begins. During the menarche period, menstruation may be…
- Activity, drug A measure of the physiological response a drug produces in the body. A less active drug produces less…
- Me-too drug A drug that is structurally very similar to already known drugs, with only minor differences. The term…
- Anatripsis The use of friction as a treatment modality for a medical condition. Anatripsis may or may not also involve…