MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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.
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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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Bone marrow transplant
A procedure in which bone marrow that is diseased or damaged is replaced with healthy bone marrow. The bone marrow to be replaced may be deliberately destroyed by high doses of chemotherapy and/or radiation therapy. The replacement marrow…
Read the definitionRandom terms
Show more- Nomenclature of diseases See: Disease nomenclature
- Pre-sleep dream Also called a hypnagogic hallucination, this type of dream is characteristically vivid and occurs as one is…
- Norwegian scabies See crusted scabies
- Vein of Galen aneurysm A congenital malformation of blood vessels of the brain. Specifically, an arteriovenous (AV) malformation in…
- Orthodontics Orthodontics is the branch of dentistry that specializes in the diagnosis, prevention and treatment of dental…
- PA X-ray An X-ray picture in which the beams pass from back-to-front (posteroanterior). As opposed to an AP…
- Exacerbate To make worse. For example, smoking may exacerbate systemic lupus erythematosus
- Bad air Any air considered noxious. Today, air filled with tobacco smoke might be considered 'bad air.' So might air…
- Cranio- Insufficient intake of nitrogen-containing food (protein) to maintain a nitrogen balance or nitrogen…
- Polypeptide A peptide consisting of 2 or more amino acids. Amino acids make up polypeptides which, in turn, make up…
- Edentulism Without teeth. Complete loss of all natural teeth can substantially reduce quality of life, self-image, and…
- Azotemia A higher than normal blood level of urea or other nitrogen containing compounds in the blood. The hallmark…