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).
Antinuclear antibody
Antinuclear antibody: An unusual antibody that is directed against structures within the nucleus of the cell. Antinuclear antibodies (ANAs) are found in patients whose immune system is predisposed to cause inflammation against their own…
Read the definitionRandom terms
Show more- Phobia An unreasonable sort of fear that can cause avoidance and panic. Phobias are a relatively common type of…
- DPT immunization Immunization to protect against diphtheria, pertussis (whooping cough), and tetanus. DPT immunizations are…
- Storm surge The onshore rush of sea or lake water caused primarily by the high winds that are associated with a…
- Avery, MacLeod, and McCarty Authors of a scientific paper entitled 'Studies on the chemical nature of the substance inducing…
- Visual nerve pathways The optic nerves serving the eyes join behind the eyes just in front of the pituitary gland to form a…
- Skin tag Skin tag: A small tag of skin that may have a stalk (a peduncle). Skin tags may appear on the skin almost…
- Vaginal infection, bacterial See: Bacterial vaginosis
- PAT Paroxysmal atrial tachycardia
- Will, living A living will is one form of advance medical directive. Advance medical directives pertain to treatment…
- MYH syndrome See: MYH
- Cell, helper A type of T cell that participates in the immune response by recognizing foreign antigens and secreting…
- Skin graft, allogeneic A skin graft transplanted between people who are not genetically identical. Also called an allograft. An…