MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Thioxanthene
One of a group of drugs with antipsychotic activity which act by blocking postsynaptic (after-the-nerve) receptors for dopamine (a chemical that nerves use to communicate with one another) in the brain. Examples include: thiothixene (brand…
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Show more- Gingivitis Gum disease with inflammation of the gums. On inspection, the gums will appear red and puffy, and will…
- Chromosome, dicentric A chromosome in the stage of the cell cycle (the sequence of events in the life of a cell) when a chromosome…
- Menstruation, anovular Menstruation without ovulation. The egg stays within the ovary and usually disintegrates but sometimes it is…
- CA 1. Short (and slang) for cancer and carcinoma.2. Abbreviation for cardiac arrest; chronological age; coronary…
- Diphtheria Diphtheria: An acute infectious disease that typically strikes the upper respiratory tract including the…
- Elective mutism Complete lack of speech (mutism) that is believed to be volitional (willed) on the part of the patient. True…
- Circle of Willis An arterial circle at the base of the brain that is of critical importance. The circle of Willis receives all…
- Radiolucent Anything that permits the penetration and passage of X-rays or other forms of radiation. Radiolucent is as…
- Juxtapyloric The prefix 'juxta-' comes from the Latin preposition meaning near, nearby, close. Juxtapyloric thus means…
- Glaucoma treatment (surgery) Surgery can also help fluid escape from the eye and thereby reduce the pressure. However, surgery is now…
- Dysentery, amebic Dysentery (inflammation of the intestine) with ulcers in the colon due to infection with an ameba (Entamoeba…
- ADE Adverse drug event. See: Adverse reaction..