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).
Ornithophobia
An abnormal and persistent fear of birds. Sufferers from ornithophobia experience undue anxiety about encountering and even being attacked by birds although they may realize their fears are quite irrational. Ornithophobia was epitomized in…
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Show more- Aortic arch The second section of the aorta. The aorta first ascends, then bends, and then descends. The bend is the…
- Courier In the drug trade, someone who internally conceals and transports an illicit drug. Also called a body packer…
- Atrophy, peroneal muscular Charcot-Marie-Tooth disease
- AST 1. Aspartate aminotransferase, an enzyme normally present in liver and heart cells. AST is released into…
- Therapy, adjuvant Treatment that is given in addition to the primary (initial) treatment. Adjuvant treatment is an addition to…
- Abuse, elder See: Elder abuse
- Prostate specific antigen Prostate specific antigen: Widely known as PSA. See: PSA.
- Cryo-electron microscopy An electron microscopic technique that involves freezing the biological sample in order to view the sample…
- Pro- The likelihood that something will happen. For example, a probability of less than .05 indicates that the…
- Thioxanthene One of a group of drugs with antipsychotic activity which act by blocking postsynaptic (after-the-nerve)…
- Pica A craving for something not normally regarded as nutritive. For example, dirt. Pica is a classic clue to iron…
- Saccharomyces cerevisiae Baker's yeast. The simplest single-cell organism that operates in a manner similar to a human cell and…