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).
Lip, cleft
The presence of one or two vertical fissures (clefts) in the upper lip -- cleft lip can be on one side only (unilateral) or on both sides (bilateral) -- resulting from failure of the normal process of fusion of the lip to come to…
Read the definitionRandom terms
Show more- Aortal Pertaining to the aorta, the largest artery in the body. Aortal is not often encountered (except in The New…
- Symphysiotomy A surgical procedure to effect an immediate dramatic increase in the size of the pelvic outlet to permit…
- Dizziness, anxiety as a cause of One cause of dizziness is overbreathing (hyperventilation) due to anxiety. The overbreathing also causes…
- Atrial flutter Well-organized but overly rapid contractions of the atrium of the heart (usually at a rate of 250-350…
- Duane-radial ray syndrome See: Okihiro syndrome
- Macrocephaly An abnormally large head. The opposite of macrocephaly is microcephaly (an abnormally small head)
- Acupressure The application of pressure on specific points on the body to control symptoms such as pain or nausea…
- Congenital Present at birth. A condition that is congenital is one that is present at birth. There are numerous uses of…
- Nanny A woman employed full-time to take care of one or more children in a family home. Nanny is the diminutive of…
- Fornix uteri The fornix of the uterus refers to the anterior (front) and posterior (back) recesses into which the upper…
- Fruitfly genome See: Drosophila genome
- Coronavirus An agent that inhibits the action of the enzyme cox-1 (cyclooxygenase-1). The common anti-inflammatory drugs…