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).
Fluorescent microscope
A microscope equipped to examine material that fluoresces under ultraviolet light. Fluorescence microscopy is based on the principle that fluorescent materials emit visible light when they are irradiated with ultraviolet rays or with…
Read the definitionRandom terms
Show more- Osteochondroma An abnormal, solitary, benign growth of bone and cartilage, typically at the end of a long bone…
- Interstitial radiation therapy Radiation therapy: Radiation treatment given by placing radioactive material directly into the target, often…
- Field, visual The entire area that can be seen when the eye is directed forward, including that which is seen with…
- Biotherapy Treatment to stimulate or restore the ability of the immune (defense) system to fight infection and disease…
- Left-handed In popular usage, the leg extends from the top of the thigh down to the foot. However, in medical…
- Telogen effluvium >The growing, or anagen, stage is the predominant phase (80% to 90% of a person's hair is usually in the…
- Hyoglossus The muscle that permits the tongue to be held on the floor of the mouth
- Menstruation, cessation of Menstruation, cessation of: Menstruation ends naturally in middle age with the onset of the menopause. It can…
- Disease, manic-depressive See Manic-depression
- CME Stands for Continuing Medical Education. CME programs are intended, literally, to continue the medical…
- Sponge, vaginal contraceptive See: Vaginal contraceptive sponge
- Rice rat A rodent capable of carrying the types of hantavirus that cause HPS (hantavirus pulmonary syndrome) in the…