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).
HTR1A
A gene on chromosome 5 that encodes a type of receptor for serotonin. See: 5-HT1A
Read the definitionRandom terms
Show more- Vomitus Matter from the stomach that has come up into and may be ejected beyond the mouth, due to the act of…
- Vein, hepatic One of the veins which drains blood from the liver
- Chickenpox vaccination See Chickenpox immunization
- Stereotactic surgery Surgery in which a system of three- dimensional coordinates is used to locate the site to be operated on…
- Pigmented villonodular synovitis A benign proliferative form of monoarthritis (arthritis in just one joint) that can occurs at any age but is…
- XX The sex chromosome complement of a normal human female. See also X chromosome
- Bursae Plural of bursa
- Xenograft A surgical graft of tissue from one species to an unlike species (or genus or family). A graft from a baboon…
- Kashin-Beck disease A disorder of the bones and joints of the hands and fingers, elbows, knees, and ankles of children and…
- Nonagenarian Someone in his or her ninties, that is, between 90 and 99 years of age. See also: Age by decade
- Penis, small A penis that is abnormally small, also known as micropenis. In medical practice, the dimension of the penis…
- Acid rain Rain resulting from the combination of fossil fuel emissions and water in the atmosphere. The environmental…