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).
Aggressive angiomyxoma
A slow-growing tumor of stromal cells which occurs primarily in the genital and pelvic regions. This tumor is much more common in women. It can range from relatively small tumors to football-size masses in the pelvis. The histologic…
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Show more- Fear of going to bed An abnormal and persistent fear of going to bed. Sufferers of this fear experience anxiety even though they…
- Vascular hemophilia See: Von Willebrand disease
- Amnesia, transient global See: Transient global amnesia.
- Reflex sympathetic dystrophy (RSD) A condition characterized by diffuse pain, swelling and limitation of movement that follows an injury such as…
- Antibody cross reactivity The ability of an antibody to react with similar antigenic sites on different proteins
- Extra systole See: Extrasystole
- AANAT The synbol for the enzyme arylalkylamine N-acetyltransferase and for the gene that encodes it. AANAT is…
- Ductus, patent Failure for the ductus arteriosus, an arterial shunt in fetal life, to close on schedule. Before birth, blood…
- Aspergillus A family of fungal organisms and molds, some of which can cause disease (aspergillosis)
- Focal dystonia due to blepharospasm The involuntary forcible closure of the eyelid due to spasms. The first symptoms may be uncontrollable…
- DNA cloning The use of DNA manipulation procedures to produce multiple copies of a single gene or segment of DNA
- Tablet In pharmacy, a medication, usually mixed with a binder powder, molded and pressed into the form of a tablet…