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).
Arteritis, Takayasu
Also called giant cell arteritis or cranial arteritis, this is a serious disease characterized by inflammation of the walls of the blood vessels (vasculitis). The vessels affected by inflammation are the arteries (hence the name…
Read the definitionRandom terms
Show more- Cathexis In psychiatry, the concentration of psychic energy on an idea, object, or other object
- Patient controlled analgesia See: PCA
- Schedules, Gesell Developmental A measure of child development devised by the American child psychologist and pediatrician Arnold Gesell…
- Carbon dioxide A gas which is the byproduct of cellular metabolism and which collects in the tissues, is cleared from the…
- Agent, antihypertensive As the name suggests, a drug aimed at reducing high blood pressure (hypertension)
- Federal Emergency Management Agency Better known as FEMA, an agency of the US government dedicated to rapid response to disasters, both man-made…
- Aphasia Aphasia: One in a group of speech disorders in which there is a defect or loss of the power of expression by…
- Female condom Although the word 'condom' usually conjures up the male condom, there is a female condom. The Reality Female…
- Sacrococcygeal Pertaining to both the sacrum and coccyx (the tailbone). Teratomas are often in the sacrococcygeal region in…
- Cerebral cortex A thin mantle of gray matter about the size of a formal dinner napkin covering the surface of each cerebral…
- Lyon hypothesis See Lyonization
- Hormone, thyrotropin A hormone produced by the pituitary gland at the base of the brain in response to signals from the…