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).
Saccade
Abrupt rapid small movements of both eyes, such as when the eyes scan a line of print. The saccades can be divided into two distinct groups: the major saccades that are easily observed with the naked eye and the minor saccades that are…
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Show more- Mutation, nonsense A mutation (a change) in a base in the DNA that prematurely stops the translation (reading) of messenger RNA…
- Complicated grief Grief that is complicated by adjustment disorders (especially depressed and anxious mood or disturbed…
- National Institute for Occupational Safety Health: Known for short as NIOSH, a US Federal agency responsible for conducting research and making…
- Remodelling, chromatin See: Chromatin remodeling
- Ambient Surrounding, present on all sides; encompassing. As, the ambient noise is deafening, or the ambient light is…
- Germ cell The eggs and sperm are the germ cells: the reproductive cells. Each mature germ cell is haploid in that it…
- Primary liver cancer, adult A tumor in which the cancer starts during adulthood in cells in the liver. Also called hepatocellular…
- Leu Leucine. See also: Amino acid symbols
- Nerves, cranial Nerves that emerge from or enter the skull (the cranium), as opposed to the spinal nerves which emerge from…
- Ot- Prefix meaning ear, used before a vowel, as in otalgia and otitis. Before a consonant, ot- becomes oto-, as…
- Diabetic shock Hypoglycemia (low blood sugar) associated with diabetes. Symptoms include a sweet, chemical odor on the…
- Bone, parietal The main bone on the side of the skull. Although the parietal bone is curved, it is considered a flat bone…