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).
Diplopia, binocular
Double vision (diplopia) that is only evident when looking through both eyes and disappears if one eye is closed or covered. The condition is caused by misalignment of the eyes by the extraocular muscles (the muscles around the eyeball…
Read the definitionRandom terms
Show more- Midwife, empirical See: Empirical midwife.
- Exotropia Divergent gaze. Also called external strabismus or, pejoratively, wall-eyed (like a walleyed pike).
- Caulophyllum thalictroides Blue cohosh
- Sleeplessness Insomnia. See also Fatal familial insomnia
- Nerve, eleventh cranial The eleventh cranial nerve is the accessory nerve. The twelve cranial nerves, the accessory nerve included…
- Amelanotic Without melanin. A skin lesion that is amelanotic lacks the pigment melanin and therefore is essentially…
- Osteomalacia Softening of bone, particularly in the sense of bone weakened by demineralization (the loss of mineral) and…
- Systolic The blood pressure when the heart is contracting. It is specifically the maximum arterial pressure during…
- Specificity, analytic See: Analytic specificity
- Surgery, YAG laser The use of a YAG (yttrium-aluminum-garnet) laser to do surgery. One use for a YAG laser in surgery is to…
- MEDLINE MEDLINE® is the best known database of the U.S. National Library of Medicine (NLM). MEDLINE enables anyone to…
- Aesculapius That stick with the snake curled around it is the staff (the rod) of Aesculapius (also called Asklepios), the…