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.
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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).
Syndrome, Meniere
A condition with recurrent vertigo accompanied by ringing in the ears (tinnitus) and deafness. Symptoms include vertigo, dizziness, nausea, vomiting, loss of hearing (in the affected ear), and abnormal eye movements. Meniere syndrome or…
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Show more- Rickettsioses of the eastern hemisphere, tick-born There are 3 known diseases caused by infection with rickettsial agents. They are North Asian tick-borne…
- Plague, bubonic The most common form of the plague named for the characteristic buboes which are enlarged lymph nodes…
- Anaerobic Not requiring oxygen. Anaerobic bacteria do not need oxygen to grow; in fact, oxygen is usually toxic to…
- Angiogram An x-ray of blood vessels which can be seen because the patient receives an injection of dye to outline the…
- External genitalia, male See: Male external genitalia
- Glycopeptide A short chain of amino acids that has sugar molecules attached to it. A glycoprotein is similar in structure…
- Macewen sign A sign to detect hydrocephalus and brain abscess. Percussion (tapping) on the skull at a particular spot…
- Macular vision The macula is a special area in the center of the retina, the light-sensitive layer of tissue at the back of…
- Sjogren-Larsson syndrome The Sjogren-Larsson syndrome is a genetic (inherited) disease usually characterized by a triad of clinical…
- Ossify To make into bone; to convert cartilage or fibrous tissue into bone. The skeleton initially consists mainly…
- Thimerosal A mercury-containing preservative used in some vaccines and other products since the 1930's. No harmful…
- Coccidioidomycosis (CM) A disease due to a fungus called Coccidioides immitis. About 40% of people infected with this fungus develop…