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).
Backbone
The spine. A flexible row of bones stretching from the base of the skull to the tailbone
Read the definitionRandom terms
Show more- Protein A large molecule composed of one or more chains of amino acids in a specific order determined by the base…
- Endoscopy Endoscopy: Endoscopy is a broad term used to described examining the inside of the body using an lighted…
- Back pain Pain felt in the low or upper back. There are many causes of back pain. Pain in the low back can relate to…
- Clavus Synonymous with corns. The word 'clavus' is the Latin word for nail
- Pericardial effusion Too much fluid within the pericardium, the fibrous sac that surrounds the heart. The pericardium normally…
- Dolor 1. Pain, one of the four classic signs of inflammation (together with calor, rubor and tumor). 2. By…
- Abscess, breast See: Breast abscess. see also: Breast infection; Mastitis
- Vertical transmission Passage of a disease-causing agent (a pathogen) vertically from mother directly to baby during the perinatal…
- XXXX syndrome A chromosome disorder in females caused by the presence of four X chromosomes rather than the usual two. The…
- Incidence The frequency with which something, such as a disease, appears in a particular population or area. In disease…
- Somnambulist Sleep talking. Talking in one's sleep is considered a normal phenomenon that is of no medical or…
- Palpebral fissure The opening for the eyes between the eyelids.