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).
Involution
1. Literally, a turning inward or rolling inward.2. A decrease in size, usually after an increase. The uterus involutes after pregnancy.3. A retrograde change. After treatment, a tumor may involute. 4. With advancing age, there may be…
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Show more- Test, nerve conduction See: Nerve conduction velocity test
- Angioedema Like hives but affects deeper skin layer.
- Dopa A precursor (forerunner) of dopamine, a key neurotransmitter (messenger) in the brain. Dopa is used in the…
- PARK3 Familial Parkinson disease type 3
- BSL-1 Biosafety level 1. The lowest level of biosafety, a level that applies to agents that do not ordinarily cause…
- OS (lens prescription) Abbreviation of 'oculus sinister.' Latin for 'left eye.' By contrast, OD stands for 'oculus dexter' which is…
- Hemangioma A birth irregularity where a localized tissue mass grows rich in small blood vessels. Capillary hemangiomas…
- Immunization, polio One of the two polio vaccines that are available: oral polio vaccine (OPV) and inactivated polio vaccine…
- Co-morbid Pertaining to two or more disorders simultaneously
- Electrophoretic Pertaining to electrophoresis, the separation of molecules according to their size and electrical charge by…
- Sample, random A group selected randomly, solely by chance
- Category one hurricane A hurricane with winds 74-95 mph (64-82 kt or 119-153 km/hr). Storm surge generally 4-5 ft above normal. No…