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).
Heat cramps
Heat cramps: Painful muscle spasms in the abdomen, arms, or legs following strenuous activity. The skin is usually moist and cool and the pulse is normal or slightly raised. Body temperature is mostly normal. Heat cramps often are caused…
Read the definitionRandom terms
Show more- Institutional Review Board IRB. A group of scientists, doctors, clergy, and consumers at each health care facility that participates in…
- Wisdom tooth See: Tooth, wisdom
- Lymphatic edema See: Lymphedema>
- Baseline 1. Information gathered at the beginning of a study from which variations found in the study are measured.2…
- Tophus A nodular mass of uric acid crystals. Tophi are characteristically deposited in different soft tissue areas…
- PAH Polycyclic aromatic hydrocarbon
- Second cranial nerve The second cranial nerve is the optic nerve, the nerve that connects the eye to the brain and carries the…
- Trans fat An unhealthy substance, also known as trans fatty acid, made through the chemical process of hydrogenation of…
- SPECT An acronym that stands for Single Photon Emission Computed Tomography, a nuclear medicine procedure in which…
- Environmental medicine The interactions between risk factors in the environment and human health. Environmental medicine focuses on…
- Costal margin The lower edge of the chest (thorax) formed by the bottom edge of the rib cage
- Phosphatase, alkaline An enzyme made in the liver, bone, and the placenta and normally present in high concentrations in growing…