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).
Tricho- (prefix)
Pertaining to hair. As in trichobezoar (a hair ball), trichotillomania (compulsive hair pulling), trichoepithelioma (a tumor from a hair follicle), etc. From the Greek thrix, trichos, meaning hair. See also: Trich- (prefix)
Read the definitionRandom terms
Show more- Pulse, trip-hammer See: Pulse, water hammer
- Lindau-von Hippel syndrome See Von Hippel-Lindau syndrome
- Disinsection Spraying aircraft for insects, a procedure called disinsection. Some countries in Africa, Latin America, the…
- Proximo- Proximal
- Post-thrombotic syndrome The complications that may follow deep vein thrombosis (DVT). The complications after DVT may include…
- Phage Short for bacteriophage, a virus that lives within a bacteria. A virus for which the natural host is a…
- Sabin, Albert (1906-93) Pioneering researcher on viruses and viral diseases who developed the oral live-virus vaccine…
- Eye bank A place to store corneas (the clear 'front window' of the eye) for use in future keratoplasty (surgery to…
- Delirium tremens A neurological symptom of alcohol withdrawal seen in chronic alcoholism, with includes symptoms of psychosis…
- NvCJD New variant Creutzfeldt-Jakob disease, a human disease thought due to the same infectious agent as bovine…
- Baskerville effect A fatal heart attack triggered by extreme psychological stress. The effect is named after Charles…
- Medication, generic Drugs that act as blood vessel dilator (vasodilators) and open vessels by relaxing their muscular walls). For…