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).
Chickenpox rash
Chickenpox rash: Chickenpox is characterized by a rash, often the first sign of the disease. The rash of chickenpox develops in crops with raised red spots arriving first, progressing to blisters that burst, creating open sores, before…
Read the definitionRandom terms
Show more- Discoid lupus A chronic inflammatory condition limited to the skin, caused by an autoimmune disease. An autoimmune disease…
- Agenesis Lack of development of something. For example, agenesis of a toe means that toe failed to form.
- Bony tarsus The bony tarsus is made up of 7 bones that are situated between the bones of the lower leg and the metatarsus…
- Percutaneous umbilical blood sampling (PUBS) In PUBS, a needle is inserted through the mother's abdominal wall and the uterine wall. Blood can be…
- Medicine, forensic See: Forensic medicine
- Lip One of the two fleshy folds which surround the opening of the mouth. The upper lip is separated from the nose…
- Code, emergency While there is no formal definition for a 'Code,' doctors often use the term as slang to refer to a patient…
- Somniloquy Sleep talking. Talking in one's sleep is considered a normal phenomenon that is of no medical or…
- HCG Human chorionic gonadotropin, a human hormone made by chorionic cells in the fetal part of the placenta…
- Thai hemorrhagic fever A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- Cytoplasm All of the substance of a cell outside of the nucleus. The cytoplasm contains a number of different types…
- HAPE Acronym for High Altitude Pulmonary Edema, the accumulation in the lungs of extravascular fluid (fluid…