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).
ALCAM
A receptor expressed on T cells which is involved in the adhesion of cells. ALCAM stands for activated leukocyte cell adhesion molecule. The gene encoding ALCAM is on chromosome 3 in region 3q13.1-q13.2. The ALCAM gene has been reported to…
Read the definitionRandom terms
Show more- Hexadactyly The presence of an extra digit, a sixth finger or toe, which is a very common congenital malformation (birth…
- Diuresis The increased formation of urine by the kidney. See diuretic for more detail
- Abrasion An abrasion or 'excoriation' is a wearing away of the upper layer of skin as a result of applied friction…
- SNP A change in which a single base in the DNA differs from the usual base at that position. These single base…
- Epilepsy, grand mal See: Grand mal
- Fear of flying An irrational fear of flying is called aerophobia. Aerophobia also refers to irrational fear of fresh air or…
- Multiple miscarriage More than one miscarriage for a woman. In multiple miscarriages, there is about a 5 percent chance that one…
- Macrobiota The living organisms (or flora and fauna) of a region that are large enough to be seen with the naked eye…
- Disaster supplies kit Items stored in case of emergency, such as a prolonged power outage, earthquake, or flood. You and your…
- Vitreous A clear, jelly-like substance that fills the middle of the eye. Also called the vitreous humor, 'humor' in…
- Muscular dystrophy, tibial A specific form of muscular dystrophy in which weakness is usually confined to the anterior compartment (the…
- Chorioangioma, placental A benign vascular (blood vessel) tumor of the placenta (afterbirth). Large chorioangiomas cause complications…