MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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).
Ca
The symbol for calcium
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Show more- Pachymeninx The dura. From pachy- (thick) + -meninx (membrane). The plural is pachymeninges
- Copy number polymorphism Abbreviated CNP. A normal variation in DNA due to variation in the number of copies of a sequence within the…
- Stroke Stroke: The sudden death of some brain cells due to a lack of oxygen when the blood flow to the brain is…
- SIDS (sudden infant death syndrome) The sudden and unexpected death of a baby with no known illness, typically affecting sleeping infants between…
- Vocal cord, false See: False vocal cord
- Dermatologist A doctor who specializes in the diagnosis and treatment of skin problems.
- Affective disorder, seasonal (SAD) Depression that tends to occur (and recur) as the days grow shorter in the fall and winter. It is believed…
- XXXX syndrome A chromosome disorder in females caused by the presence of four X chromosomes rather than the usual two. The…
- Trichomonas vaginalis A protozoan parasite that causes vaginitis. See: Trichomonas
- Stone, tonsil A tiny stone (calculus) in the tonsils. These stones, called tonsilloliths, are found within little pockets…
- African tick typhus One of the tick-borne rickettsial diseases of the eastern hemisphere, similar to Rocky Mountain spotted…
- Deafness with goiter Deafness with goiter: See Pendred syndrome