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).
Lambert-Eaton myasthenic syndrome
An autoimmune disease characterized by weakness and fatigue of the proximal muscles (those near the trunk), particularly the muscles of the pelvic girdle (the pelvis and hips) and the thighs, with relative sparing of eye and respiratory…
Read the definitionRandom terms
Show more- Lateral femoral cutaneous nerve syndrome See: Meralgia paresthetica
- Calabresi, Paul Italian-born American oncologist who was a leader in developing and testing drugs to treat Hodgkin's…
- Asp Aspartic acid. See also: Amino acid symbols
- Miscarriage, multiple More than one miscarriage for a woman. In multiple miscarriages, there is about a 5 percent chance that one…
- Locoregional anesthesia Anesthesia that produces loss of pain only in the region of the surgery. This may be done by a 'spinal' in…
- Hyperplasia A condition in which there is an increase in the number of normal cells in a tissue or organ
- Islets of Langerhans Known as the insulin-producing tissue, the islets of Langerhans do more than that. They are groups of…
- Auditory acuity The clarity or clearness of hearing, a measure of how well a person hears. Auditory acuity is what is…
- Developmental disorder One of several disorders that interrupt normal development in childhood. They may affect a single area of…
- Rice rat A rodent capable of carrying the types of hantavirus that cause HPS (hantavirus pulmonary syndrome) in the…
- Level 3 biosafety >Level 1 -- This level applies to agents that do not ordinarily cause human disease. >Level 2 -- This level…
- Startle reflex A reflex seen in normal infants in response to a loud noise. The infant with make a sudden body movement…