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).
Sac, dural
See: Dural sac
Read the definitionRandom terms
Show more- Breast reduction Breast reduction: Surgical reduction of breast size in order to reduce the weight of the breasts and relieve…
- DNA forensics The application of DNA technology and the knowledge of DNA genetics to the practice of forensic medicine and…
- Corpora cavernosa Two chambers in the penis which run the length of the organ and are filled with spongy tissue. Blood flows in…
- Currarino syndrome Failure of formation of all or part of the sacrum (the lowest section of the spine). Currarino syndrome is a…
- Secondary amenorrhea The abnormal cessation of menstruation. Amenorrhea is conventionally divided into primary and secondary…
- ITN Insecticide-treated bednet. 'Provision of insecticide-treated bednets (ITNs) is universally accepted as an…
- Torticollis The most common of the focal dystonias, torticollis is a state of excessive of inadequate muscle tone in the…
- Iron overload Iron overload: Iron overload can damage the heart, liver, gonads and other organs. Iron overload is a…
- Ortho- (prefix) Prefix meaning straight or erect. From the Greek 'orthos' that means just that: straight or erect. Examples…
- Shoulder bursitis Shoulder bursitis: Inflammation of one or both of the two major bursae (fluid-filled sacs) in the shoulder…
- Numb Numb, or numbness is a loss of the sensation of feeling in an area of the body. Numbness results from damage…
- Analytic sensitivity The lowest level of a substance that can be detected by an analytic method