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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
P in biochemistry
The abbreviation for protein. For example, p53 is a protein (53 kilodaltons in size).
Read the definitionRandom terms
Show more- Emotional child abuse Child abuse: Emotional child abuse is the third most frequently reported form of child abuse (after child…
- CISM Critical incident stress management
- Microphthalmia An abnormally small eye, a congenital malformation (birth defect) of the globe. The related term…
- Seizure, salaam See: Infantile spasms
- Compound heterozygote The presence of two different mutant alleles at a particular gene locus, one on each chromosome of a pair…
- Vertigo Aside from being the name of a classic 1958 Alfred Hitchcock film (with Jimmy Stewart and Kim Novak), vertigo…
- Hyperplasia, benign prostatic A condition characterized by overgrowth of the lining of the uterus. Hyperplasia means overgrowth. The…
- Neurological Disorders and Stroke, Nat'l Institut Of (NINDS): One of the National Institutes of Health in the U.S., the NINDS's mission is to 'support and…
- Multiple miscarriage More than one miscarriage for a woman. In multiple miscarriages, there is about a 5 percent chance that one…
- Henna A coloring made from the leaves of the Egyptian privet, Lawsonia inermis. Approved only for use as a hair…
- Myelofibrosis Fibrosis (spontaneous scarring) of the bone marrow. This can be associated with a variety of diseases…
- Beef tapeworm Taenia saginata, the most common of the big tapeworms that parasitizes people, contracted from infected raw…