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).
Disorder, anxiety
A chronic condition characterized by an excessive and persistent sense of apprehension with physical symptoms such as sweating, palpitations, and feelings of stress. Anxiety disorders have biological and environmental causes. Anxiety…
Read the definitionRandom terms
Show more- Circular breathing Inhaling through the nose and inflating the cheeks and neck with air at the same time. Some saxophone players…
- Atrial arrhythmias See: Arrhythmias, atrial
- Nephron A key unit, both anatomically and functionally, of the kidney.
- Superjacent Lying just above or upon. Overlying. The opposite of superjacent is subjacent. Other related terms include…
- Staphylococcal scalded skin syndrome An infection of the skin with group II Staphylococcus aureus bacteria. The bacteria release toxins, causing…
- Aniline A chemical compound implicated, along with o-toluidine, in the causation of bladder cancer. Aniline and…
- Glaucoma, symptoms of At first, there are no symptoms. Vision stays normal, and there is no pain. However, as the disease progress…
- Zoonosis An infectious disease in animals that can be transmitted to people. The natural reservoir for the infectious…
- Hemoglobin F Normal fetal hemoglobin, the predominant type of hemoglobin in the fetus and newborn. The F stands for Fetal.
- Pacemaker Pacemaker: A system that sends electrical impulses to the heart in order to set the heart rhythm. The…
- Ammonium perchlorate See: Perchlorate
- Idiopathy A disease or medical condition of unknown origin or which has no apparent cause. As in the idiopathy of…