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).
Breast reduction
Breast reduction: Surgical reduction of breast size in order to reduce the weight of the breasts and relieve symptoms from unusually large, pendulous breasts. The surgical procedure is also known as reduction mammaplasty. The weight of…
Read the definitionRandom terms
Show more- Locomotive system Limited to a local region. See also: Locoregional anesthesia; Locoregional metastasis.
- Snake bite Snake bites: A bite of a venomous snake, such as a rattlesnake, copperhead, cottonmouth water moccasin, or…
- Liposuction, ultrasonic-assisted Liposuction, ultrasonic-assisted: Liposuction involves the surgical suctioning of fat deposits from specific…
- Shoulder pain Pain in the shoulder due to an injury or disease. The design of the shoulder joint is such that it sacrifices…
- Hematoma, intracerebral See: Intracerebral hematoma
- Achlorhydria A lack of hydrochloric acid in the digestive juices in the stomach (in technical terms, so that the pH of the…
- Choanal atresia Blockage of the choana, the passageway from the back of one side of the nose to the throat. The choana is…
- TNF Tumor necrosis factor
- Arboviral encephalitis Inflammation of the brain (encephalitis) caused by infection with an arbovirus, a virus transmitted by a…
- UAA A triplet consisting of uracil, adenine, adenine, in that order, that acts as a stop codon in messenger RNA…
- Endonuclease An enzyme that cleaves a nucleic acid (DNA or RNA) at specific internal sites in the nucleotide base sequence
- Hepatotoxic Injurious to the liver. For example, acetaminophen (Tylenol) can be hepatotoxic.