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).
HTR1A
A gene on chromosome 5 that encodes a type of receptor for serotonin. See: 5-HT1A
Read the definitionRandom terms
Show more- Chorioangioma, placental A benign vascular (blood vessel) tumor of the placenta (afterbirth). Large chorioangiomas cause complications…
- Perinatology A subspecialty of obstetrics concerned with the care of the mother and fetus at higher-than-normal risk for…
- Porcine Having to do with swine. From the Latin 'porcus' meaning 'pig.' Porcine insulin is obtained from pig…
- Prothrombin 20210A mutation See: Prothrombin mutation G20210A
- Toe sign An important neurologic examination based upon what the toes do when the sole of the foot is stimulated. If…
- Tail 1. A slender appendage, such as the tail of the pancreas. 2. The appendage that protrudes from the buttocks…
- Tension, intraocular The pressure within the eye
- Monte Carlo simulation A statistical method used in biomedical research, involving computer simulation in which data are randomly…
- Niemann-Pick disease type A The classical infantile form of the disease. See: Niemann-Pick disease
- Psoriasis vulgaris The medical name for the most common form of psoriasis ('vulgaris' means common). About 80% of people with…
- Joint, knee The knee joint has three parts. The thigh bone (the femur) meets the large shin bone (the tibia) to form the…
- Cancer, cervix See: Cervical cancer