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).
Human metapneumovirus
A novel virus that is a ubiquitous and important agent of respiratory disease. The human metapneumovirus (hMPV) was discovered in 2001 in young children in The Netherlands with acute respiratory illnesses ranging from mild upper…
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Show more- Otitis externa Otitis externa: Infection of the skin covering the outer ear canal that leads in to the ear drum, usually due…
- Warfarin, teratogenicity of Warfarin, teratogenicity of: The anticoagulant warfarin (COUMADIN) is a known teratogen, an agent that can…
- Coccus A bacterial cell which has the shape of a sphere. Coccus enters into the name of a number of bacteria. For…
- Cell, helper A type of T cell that participates in the immune response by recognizing foreign antigens and secreting…
- Alveolar proteinosis See: Pulmonary alveolar proteinosis
- Septate Ided: A septate uterus is a one that is divided
- Chasing the dragon A practice of heroin use involving heating heroin and then inhaling it. Some heroin users have gone to this…
- Sex chromosome The X chromosome or the Y chromosome, in humans. The sex chromosomes determine the sex of an individual. As a…
- Palpebra The eyelid. The plural is palpebrae and the adjective is palpebral, as in palpebral fissure
- Antiseptic Something that discourages the growth microorganisms. By contrast, aseptic refers to the absence of…
- Oogonium A female ancestral germ cell that divides several times to give rise to an oocyte that, in turn, develops…
- Systole The time period when the heart is contracting. The period specifically during which the left ventricle of the…