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.
- 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).
Chromosomes
The microscopically visible carriers of the genetic material. They are composed of deoxyribonucleic acid (DNA) and proteins and, under a microscope, look like little rods. Humans normally have 46 chromosomes -- 44 autosomes (nonsex…
Read the definitionRandom terms
Show more- Dyspnoea Difficult or labored breathing; shortness of breath. Dyspnoea is a sign of serious disease of the airway…
- Delusion A false personal belief that is not subject to reason or contradictory evidence and is not explained by a…
- Dannie Abse See: Abse, Dannie
- ESRD End-stage renal disease
- Genital Pertaining to the external and internal organs of reproduction. (Not to be confused with genetic.)
- Nerve, efferent A nerve that carries impulses away from the central nervous system (CNS). An efferent nerve is the opposite…
- Corns Corns: Small calloused areas of skin caused by local pressure irritating tissue over a bony prominence. Corns…
- Dissection, axillary Surgery in which the axilla (the armpit) is opened -- to 'dissect' means to 'cut apart' -- in order to…
- Headache, chronic daily See: Chronic daily headache
- Sunburn Sunburn is an inflammation of the skin that develops in response to exposure to ultraviolet (UV) radiation…
- Bronchoscopy L ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%' bgColor=#ffffff>Our Bronchoscopy Main…
- Skull The skull is a collection of bones which encase the brain and give form to the head and face. The bones of…