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).
Cysteine
An amino acid, one of the 20 building blocks of protein. Cysteine can be synthesized by the body and is not essential to the diet. Its key chemical feature is a thiol group that contains sulfur. This thiol group can combine with the thiol…
Read the definitionRandom terms
Show more- Lipophilin See: Proteolipid protein
- Toenail A toenail is produced by living skin cells in the toe. A toenail consists of several parts including the nail…
- Rehabilitation The process of restoration of skills by a person who has had an illness or injury so as to regain maximum…
- Occam's razor The principle of scientific or, in medicine, diagnostic parsimony or 'unitarianism.' In medicine, a clinician…
- Rash, vesicular A raised, blistery rash
- Nerve, oculomotor The oculomotor nerve is the third cranial nerve. (The cranial nerves emerge from or enter the cranium, the…
- Ossification The process of creating bone, that is of transforming cartilage (or fibrous tissue) into bone. The human…
- Cryptic Hidden. Cryptic tonsillitis is hidden within the depths of the tonsil. From the Greek 'kryptos' meaning…
- TMA See Trimethylaminuri
- Hypertonic solution A solution with a higher salt concentration than in normal cells of the body and the blood. As opposed to an…
- Thrombotic disease due to protein C deficiency Protein C is a protein in plasma that enters into the cascade of biochemical events leading to the formation…
- Arteritis, giant cell A chronic vascular disease, most often involving the carotid artery system, that can lead to blindness and/or…