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).
Black eye
Bruising of the eyelid and/or under- eye area as a result of trauma to the eye. Colloquially called a shiner
Read the definitionRandom terms
Show more- HCV PCR genotype test See: HCV PCR
- VACTERL association A nonrandom association of birth defects. VACTERL is an mnemonic in which the letters V, A, C, T, E, R, and L…
- Homicide 1. The killing of a person. 2. Strictly speaking, the killing of a man. femicide. From the Latin meaning…
- Alexia A neurological disorder characterized by loss of the ability to read or understand the written word. Alexia…
- Arthro- A prefix meaning joint, as in arthropathy and arthroscopic. Before a vowel, it becomes arthr-, as in…
- YAMA See: Caspase 3
- Aphasia Aphasia: One in a group of speech disorders in which there is a defect or loss of the power of expression by…
- McBurney's point McBurney's point is the most tender area of the abdomen of patients in the early stage of appendicitis…
- Chloride The major anion (negatively charged substance) in the blood and extracellular fluid (the body fluid that lies…
- Intraoperative radiation therapy Radiation treatment given during surgery. Also called IORT. See also radiation therapy
- Ecstasy 1. A state of rapture and trancelike elation.2. A street name for 3-4 methylenedioxymethamphetamine (MDMA)…
- Ventricle, right The ventricles are the two lower chambers of the heart. The right ventricle is the chamber that receives…