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).
IUD (intrauterine contraceptive device)
A device inserted into the uterus (womb) to prevent conception (pregnancy). The IUD can be a coil, loop, triangle, or T-shape. It can be plastic or metal. An IUD is inserted into the uterus by a health-care professional. Of two types of…
Read the definitionRandom terms
Show more- Treadmill, exercise Exercise on a treadmill, a machine with a moving strip on which one walks without moving forward. A treadmill…
- Epiretinal membrane A thin membrane that covers the sclera (the white of the eye). "Epi-" is a prefix from the Greek that means…
- TMA See Trimethylaminuri
- Randomly In a random manner, as by chance alone. The participants in the trial were randomly assigned to receive…
- Diprosopus Two-faced conjoined twins (incompletely separated identical twins). The twins have almost complete fusion of…
- Hyponatremia An abnormally low concentration of sodium in the blood. Too little sodium can cause cells to malfunction, and…
- Prominentia laryngea The prominence of the larynx, more commonly known as the Adam's apple. This familiar feature in front of the…
- In Abbreviation for inch
- GIFT A technique in which the male and female cells required to begin reproduction are injected into the fallopian…
- Leukemia, lymphocytic A form of leukemia that has a sudden onset, lymphocytic leukemia starts in the bone marrow but often spreads…
- Drill, dental A device that dentists use to drill into teeth. Primitive dental drills were used in the 18th and early 19th…
- Psychosis, schizophrenia The most chronic and disabling of the major mental illnesses. Schizophrenia may be one disorder, or it may be…