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.
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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).
Carotenoid
One of a group of compounds that includes beta-carotene, alpha-carotene, and beta-cryptoxanthin which are converted to vitamin A and are referred to as provitamin A carotenoids. The sole known role of carotenoids is to act as a source of…
Read the definitionRandom terms
Show more- History, family The family structure and relationships within the family, including information about diseases in family…
- Dizziness Dizziness: Painless head discomfort with many possible causes including disturbances of vision, the brain…
- Mucolipidosis I A type of mucolipidosis (see below) characterized by deficiency of the enzyme neuraminidase (sialidase)…
- Zinc ointment A topical preparation containing zinc that is applied to protect the skin from irritation or sunburn. Zinc…
- Unconscious 1. Interruption of awareness of oneself and one's surroundings, lack of the ability to notice or respond to…
- Inversion, chromosome A chromosome segment is clipped out, turned upside down and reinserted back into the chromosome. A chromosome…
- Pacifier An artificial nipple, usually made of plastic, upon which an infant can suck to gain some solace and quiet…
- Gene, Y-linked A gene on the Y chromosome. (Y-linkage is analogous to X-linkage (the presence of a gene on the X chromosome)…
- Lectin A complex molecule that contains both protein and sugar. Lectins are made by both animals and plants and are…
- Pallidotomy A surgical operation performed on the globus pallidus to destroy it. The purpose of this operation is to…
- Blood pressure, low Any blood pressure that is below the normal expected for an individual in a given environment. Low blood…
- MDR Minimal daily requirement. Multidrug resistant