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).
Cranial nerve, sixth
The sixth cranial nerve is the abducent nerve. It is a small motor nerve that has one task: to supply a muscle called the lateral rectus muscle that moves the eye outward. Paralysis of the abducent nerve causes inward turning of the eye…
Read the definitionRandom terms
Show more- Urinary Having to do with the kidneys, ureters, and bladder. The urinary system represents the functional and…
- Spirochete A microscopic bacterial organism in the Spirochaeta family. Spirochetes have a worm-like, spiral-shaped form…
- Encephalitis, LAC LaCrosse encephalitis, one of the main types of encephalitis caused by an arbovirus in the US. An arbovirus…
- Donor insemination A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Acid, nucleic One of the molecules in the chromosomes of living cells and viruses that plays a central role in the storage…
- Homologous The relationship between two chromosomes that are paired and so are homologs of each other.
- Male organs of reproduction >The male external genitalia -- the penis, the male urethra, and the scrotum; and >The male internal…
- Pediatric end stage liver disease See: PELD
- Hypermnesia Abnormally strong memory of the past. As compared to hypomnesia and amnesia. From hyper- + the Greek mneme…
- Oswald Theodore Avery See: Avery, Oswald Theodore
- Thyroid cancer Thyroid cancer: Cancer of the gland in front of the neck that normally produces thyroid hormone which is…
- Silk Road disease Behcet's disease. Called Silk Road disease because it is most common and more severe in people originating…