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).
Necrotizing gingivitis
This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead tissue from the mouth and throat due to the spread of infection from the gums. Certain germs (including fusiform bacteria and…
Read the definitionRandom terms
Show more- Bursitis, knee Inflammation of a bursa of the knee joint. A bursa is a fluid-filled sac that functions as a gliding surface…
- GVHD Graft-versus-host disease
- Levonorgestrel A progestin. Named levonorgestrel because it is the levorotatory form of norgestrel. Used in combination with…
- Cervical intraepithelial neoplasia A general term for the growth of abnormal cells on the surface of the cervix. Numbers from 1 to 3 may be used…
- Midnight children Term applied sometimes to children with xeroderma pigmentosum, a genetic disease with such extraordinary…
- Spondylosis Degeneration of the disc spaces between the vertebrae. This finding in the spine is commonly associated with…
- Caecal Pertaining to the caecum (also spelled cecum), the first portion of the large bowel, situated in the lower…
- Avian influenza Also called fowl plague, avian flu, and bird flu. A highly contagious viral disease with up to 100% mortality…
- Laser surgery, YAG The use of a YAG (yttrium-aluminum-garnet) laser to do surgery. One use for a YAG laser in surgery is to…
- Deglutition The act of swallowing, particularly the swallowing of food. The muscles of deglutition are the muscles…
- G6PD deficiency G6PD deficiency: Deficiency of the enzyme glucose-6-phosphate dehydrogenase (G6PD), the most common enzyme…
- Syndrome, Wolff-Parkinson-White A condition caused by an abnormality in the electrical system of the heart which normally tells the heart…