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).
Electroencephalogram
A study of electrical current within the brain. Electrodes are attached to the scalp. Wires attach these electrodes to a machine which records the electrical impulses. The results are either printed out or displayed on a computer screen…
Read the definitionRandom terms
Show more- Delusional parasitosis Pertaining to dermatoglyphics -- the study of dermal ridges on the fingers, palms, toes, and soles.
- Humerus The long bone in the arm which extends from the shoulder to the elbow.
- Xerophthalmia Dry eyes. Xerophthalmia can be associated with systemic diseases such as Sjogren' s syndrome, systemic lupus…
- Zoophilia A sexual disorder involving an erotic attraction to animals or an abnormal desire to have sexual contact with…
- Autotransplant The process of transplanting tissue from one part of the body to another in the same individual. The…
- Syndrome, Kawasaki A syndrome of unknown origin, mainly affecting young children, that causes fever, reddening of the eyes…
- Orthopedics The branch of surgery broadly concerned with the skeletal system (bones). Orthopedics is how this field of…
- Cyclopia A congenital abnormality (birth defect) in which there is only one eye. That eye is centrally placed in the…
- Neck, chronic stiff Also called torticollis or spasmodic torticollis, this is the most common of the focal dystonias: a state of…
- Situs inversus totalis A condition in which there is complete right to left reversal (transposition) of the thoracic and abdominal…
- Rupture of appendix A break or tear in the appendix, usually due to appendicitis. Also called perforation of the appendix…
- Chromatin modelling See: Chromatin remodeling