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).
Sleep restriction therapy
A type of therapy in which the number of hours of sleep are restricted. Sleep restriction therapy is used in insomnia. Some people with insomnia spend too much time in bed unsuccessfully trying to sleep. They may benefit from a sleep…
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Show more- Indirect immunofluorescence assay A laboratory test used to detect antibodies in serum or other body fluid. The specific antibodies are labeled…
- Spit 1. As a noun: Popular term for sputum.2. As a verb: To eject sputum; to expectorate.See: Sputum
- Preop Short for preoperative, before surgery. The opposite of preop is postop
- Patient-activated cardiac event recorder A device that is implanted directly under the skin and is programmable with looping memory that records…
- IVC 1. Intravenous cholangiogram, an X-ray study of the gallbladder. 2. Inferior vena cava, the largest vein…
- Behind-the-ear hearing aid A hearing aid worn behind the ear. The device amplifies sounds more than most other types of hearing aids…
- HIV Acronym for the Human Immunodeficiency Virus, the cause of AIDS (acquired immunodeficiency syndrome). HIV has…
- Homo- An amino acid produced by the body, usually as a byproduct of consuming meat. Homocysteine is made from…
- Ginseng An herb that has been used to stimulate the adrenal gland and thereby increase energy. It also may have some…
- Lennox-Gastaut syndrome A severe form of epilepsy that is characterized by the onset in early childhood of frequent seizures of…
- Keratectomy, photorefractive (PRK) A kind of laser eye surgery designed to change the shape of the cornea to eliminate (or reduce) the need for…
- Flu vaccine, nasal-spray See: Nasal flu vaccine