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).
History, social
An account of a patient that puts his illness or behavior in context. It may include aspects of the patient's developmental, family, and medical history, as well as relevant information on life events, social class, race, religion, and…
Read the definitionRandom terms
Show more- Erb palsy A form of brachial plexus palsy in which there is paralysis of the muscles of the upper arm and shoulder…
- Citrovorum factor See: Leucovorin
- Overgrowth syndrome One in a group of disorders resulting in overgrowth, as evidenced by unusually large size at birth, excessive…
- Reticulocyte count The number of reticulocytes (young red blood cells) circulating in blood, usually less than 1% of the total…
- Vaccine, flu The flu (influenza) vaccine is recommended for persons at high risk for serious complications from influenza…
- Urine pH A measure of the acidity or alkalinity of urine. The pH of any fluid is the measure of the hydrogen ion (H-)…
- Receptor, T-cell A molecule on the surface of T-lymphocytes (T-cells) for recognizing specific antigens (foreign substances or…
- Juxtaspinal Near the spinal column. The prefix 'juxta-' comes from the Latin preposition meaning near, nearby, close…
- Homosexuality 1 Trisomy of the same chromosome. The occurrence of two children in the same family with trisomy 21 is an…
- Chronic illness An illness that persists for a long period of time. The term 'chronic' comes from the Greek chronos, time and…
- Hysteroscopy A procedure to see inside the uterus (the womb) using a viewing tube that is inserted into the vagina up…
- MCTD Abbreviation standing for Mixed Connective Tissue Disease, an overlapping mixture of three diseases of…