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).
Ear tubes
Ear tubes: Formally known as tympanostomy tubes, ear tubes are small plastic tubes inserted into the eardrum (the tympanum) to keep the middle ear aerated for a prolonged period of time. To put the tubes in place, a myringotomy (a…
Read the definitionRandom terms
Show more- Chemosis Swelling around the iris (the colored circle that surrounds the pupil) due to edema (swelling) of the bulbar…
- Undifferentiated cancer Cancer: A cancer in which the cells are very immature and 'primitive' and do not look like cells in the…
- Rotavirus Rotavirus (RV): A leading cause of severe winter diarrhea in young children, RV each year causes an estimated…
- Reverse transcriptase-polymerase chain reaction Abbreviated RT-PCR. See: RT-PCR
- IL-1 Interleukin-1
- Lymphoma, intermediate-grade See: Low-grade lymphoma.
- Lou Gehrig disease Amyotrophic lateral sclerosis (ALS), a classic motor neuron disease. Motor neuron diseases are progressive…
- Intercostal muscle Muscle tissue between two ribs. This muscle is a type called skeletal muscle
- SIDS with dysgenesis of testes Abbreviated SIDDT. For more, see: SIDDT
- Stenosis, subaortic Narrowing of the left ventricle of the heart just below the aortic valve through which blood must pass on its…
- UROD deficiency Lack of the enzyme uroporphyrinogen decarboxylase (UROD) which is the basic cause of porphyria cutanea tarda…
- Fear of closed spaces Fear of closed spaces, of being closed in or being shut in as in elevators, tunnels, or any other small…