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).
Nomenclature of diseases
See: Disease nomenclature
Read the definitionRandom terms
Show more- MYH A base excision repair gene responsible for an hereditary colon cancer syndrome. MYH is located on the short…
- Section, lower segment Cesarian (LSCS) A Cesarian section in which the surgical incision (cut) is made in the lower segment of the uterus
- Selenocysteine An amino acid in which selenium takes the place of sulfur in the amino acid cysteine. Its formula is…
- Association 1. In dysmorphology (the study of birth defects), the nonrandom occurrence in two or more individuals of a…
- Quasidominant Pattern of inheritance that seems due to a dominant trait but is in fact due to the mating of a person who…
- Polyarticular Involving many joints. As opposed to monoarticular (affecting just one joint). From the Latin 'articulus,'…
- Arterial tension The pressure of the blood within an artery, the arterial pressure. Also called the intra-arterial pressure
- Second degree burn See: Burn, second degree
- Water requirements, infant Water is an important part of a baby's diet because water makes up a large proportion of the baby's body…
- Beta-defensin See: Defensin
- Inversion, chromosome A chromosome segment is clipped out, turned upside down and reinserted back into the chromosome. A chromosome…
- Acid, bile See: Bile acid