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).
Lassitude
Weakness, weariness, listlessness, exhaustion, lethargy. For example, the patient complained of lassitude. Borrowed from French, from Latin lassitudo, from lassus meaning weary
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- Edentulous Being without teeth. Complete loss of all natural teeth can substantially reduce quality of life, self-image…
- Laser coagulation The coagulation (clotting) of tissue using a laser. A coagulation laser produces light in the visible green…
- Malattia leventinese An hereditary form of macular degeneration that results in progressive and irreversible visual loss. This…
- Contraction, premature See: Extrasystole
- Islets of Langerhans Known as the insulin-producing tissue, the islets of Langerhans do more than that. They are groups of…
- Bergstrom See: Bergström, Sune K.
- Superfluous Beyond what is sufficient. A sixth finger is superfluous
- Contact eczema, allergic Also called allergic contact dermatitis, this is a red, itchy, weepy reaction where the skin has come into…
- Diprosopus Two-faced conjoined twins (incompletely separated identical twins). The twins have almost complete fusion of…
- Calcaneal spur A bony spur projecting from the back or underside of the heel bone (the calcaneus) that often makes walking…