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).
Chromosome band
One of the transverse bands produced on chromosomes by differential staining techniques. Depending on the particular staining technique, the bands are alternating light and dark or fluorescent and nonfluorescent. Each human chromosome has…
Read the definitionRandom terms
Show more- Enteritis, regional Crohn's disease by another name, a chronic inflammatory disease of the intestine primarily in the small and…
- Atherosclerosis A process of progressive thickening and hardening of the walls of medium-sized and large arteries as a result…
- Laryngeal dystonia See: Spasmodic dysphonia
- Gland of external secretion See: Exocrine gland
- Pain, shingles Shingles: Localized pain in the area of involvement of shingles. When such pain persists beyond one month it…
- Claustrophobia An abnormal and persistent fear of closed spaces, of being closed in or being shut in, as in elevators…
- Apex From the Latin meaning summit, the apex is the tip of a pyramidal or rounded structure, like the lung or the…
- AHD Abbreviation for alveolar hydatid disease; American Hospital Directory; and atherosclerotic heart disease
- Tympanometry A test that measures the function of the middle ear. Tympanometry works by varying the pressure within the…
- Patient-controlled analgesia See: PCA
- Epiphenomenon 1. An additional symptom or condition that appears during the course of a disease. A doctor might ask if you…
- Topical Pertaining to a particular surface area. A topical agent is applied to a certain area of the skin and is…