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).
Sore throat
Sore throat: Pain in the throat. Sore throat may be caused by many different causes, including inflammation of the larynx, pharynx, or tonsils. First and foremost in frequency are viruses. Many viruses, and even those that cause…
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Show more- Exopeptidase An enzyme that catalyzes the cleavage of the terminal (last) or next-to-last peptide bond from a polypeptide…
- Trichotillomania Compulsive hair pulling. A disorder characterized by the repeated urge to pull out scalp hair, eyelashes…
- ACE (angiotensin converting enzyme) The angiotensins are peptides (substances smaller than proteins) that act as vasoconstricting agents (causing…
- Heart transplant Heart transplant: A surgical procedure in which a diseased heart is replaced with a healthy heart from a…
- MMR Stands for the measles, mumps, rubella vaccine. The MMR vaccine is now given in two dosages. The first should…
- Newborn screening Tests of newborns to screen for serious treatable diseases most of which are genetic. The newborn screening…
- Incisional biopsy A biopsy in which only a sample of the suspicious tissue is cut into (incised) and removed for purposes of…
- Chlorpyrifos An insecticide that has adverse neurological effects. Also known as Dursban. Chlorpyrifos causes weakness…
- Chloropicrin A riot control agent or 'tear gas.' See: Riot control agent poisoning
- Jennerian method The production of immunity to a disease by inoculation of an attenuated form of the virus causing the…
- Radiate To spread out from a central area. For example, sciatic pain may radiate outward from the lower back
- Cranial nerve VIII The eighth cranial nerve is the vestibulocochlear nerve. The vestibulocochlear nerve is responsible for the…