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).
Endorphin
One of the body's own painkillers, an opioid (morphine-like) chemical produced by the body that serves to suppress pain. Endorphins are manufactured in the brain, spinal cord, and many other parts of the body. They are released in response…
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Show more- Goiter, toxic multinodular Condition in which the thyroid gland contains multiple lumps (nodules) that are overactive and produce excess…
- Obstruction, intestinal See: Intestinal obstruction
- Undulatant Having a wavy border or form. Also, rising and falling like a wave. For example, the border of a wound may be…
- Erythema nodosum Erythema nodosum: An inflammatory reaction deep in the skin characterized by the presence of tender red lumps…
- Ragged red fibers with CPEO See: Kearns-Sayre syndrome
- Familial Mediterranean fever (FMF) An inherited disorder featuring short recurring crises of severe abdominal pain and bouts of fever. Other…
- Deafness, nonsyndromic A blood clot (thrombus) in a deep vein in the thigh or leg. The clot can break off as an embolus and make its…
- Aesculapius That stick with the snake curled around it is the staff (the rod) of Aesculapius (also called Asklepios), the…
- Carrier test A test designed to detect carriers of a gene for recessive genetic disorder. For example, carrier testing is…
- Artery, ophthalmic The ophthalmic artery supplies blood to the eye and adjacent structures of face. It arises from the internal…
- Sweating The act of secreting fluid from the skin by the sweat (sudoriferous) glands. These are small tubular glands…
- Sacrococcygeal Pertaining to both the sacrum and coccyx (the tailbone). Teratomas are often in the sacrococcygeal region in…