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).
Lipid
Another word for 'fat.' (Please see the various meanings of Fat.) A lipid is more formally defined as a substance such as a fat, oil or wax that dissolves in alcohol but not in water. Lipids contain carbon, hydrogen and oxygen but have far…
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Show more- Pneumonia Pneumonia: Inflammation of one or both lungs with consolidation. Pneumonia is frequently but not always due…
- PCT The abbreviation 'PCT' stands for a number of things including porphyria cutanea tarda, literally, the late…
- Lateral ventricle >Lateral ventricles: The lateral ventricles are in the cerebral hemispheres, one in each hemisphere. Each…
- Disorder, social anxiety Excessive fear of embarrassment in social situations that is extremely intrusive and can have debilitating…
- Muscle, cardiac A type of muscle with unique features only found in the heart. The cardiac muscle is the muscle of the heart…
- OPV Oral polio vaccine. See Polio vaccine, oral
- Albuminuria More than the normal amount of albumin in the urine. Albumin is the predominant protein in human blood and it…
- Melorheostosis A rare bone condition that usually begins in childhood characterized by thickening of the bones (sclerosis)…
- Leukopenia Lower than the normal amount of white blood cells.
- Leaded 1. Framed, covered, or weighted with lead. As a leaded window. 2. Added in the form of tetraethyl lead as an…
- Retinal electrophysiologic testing See: Electrophysiologic retinal testing
- K (potassium) K is the symbol for potassium, the major positive ion (cation) found inside of cells. The chemical notation…