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).
R/O
Medical abbreviation for rule out
Read the definitionRandom terms
Show more- National Institute on Deafness and Other Commun. Deafness and Other Communication Disorders (NIDCD): One of the US National Institutes of Health. The mission…
- Holt-Oram syndrome A genetic syndrome characterized by the combination of heart disease and malformations of the upper limb. The…
- Scale, Fahrenheit Thermometer scale in which the freezing point of water is 32°F and the boiling point of water 212°F. The…
- Syndrome, Ehlers-Danlos See: Ehlers-Danlos syndrome
- Sign, Kernig A clinical hallmark of meningitis, inflammation of the meninges, the membranes covering the brain and spinal…
- Gray's Anatomy A book entitled 'Anatomy Descriptive and Surgical' by Henry Gray appeared in 1858. Little could Dr. Gray have…
- Childbed fever Fever due to an infection usually of the placental site within the uterus. The fever is also called…
- GDB The Genome Database (GDB), the official central repository for genomic mapping data resulting from the Human…
- Medication, ACE-inhibitor A drug that inhibits ACE (angiotensin converting enzyme) which is important to the formation of angiotensin…
- Prefixes, medical Medical words are often put together, cobbled from two or more building blocks. Among these building blocks…
- Lycanthropy The delusion that one has become a wolf or the werewolf transformation. Werewolf myths were associated with…
- Acupuncturist A person skilled in the practice of acupuncture, who may or may not be credentialed by a national accrediting…