MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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).
Modafinil
Modafinil: An oral drug first approved by the FDA in 1998 for the treatment of narcolepsy, a condition in which there is an uncontrollable desire to sleep. Modafinil promotes wakefulness. In 2004 the FDA also approved modafinil for the…
Read the definitionRandom terms
Show more- Gland, sweat The sweat (sudoriferous) glands are small tubular structures situated within and under the skin (in the…
- Virus A microorganism smaller than a bacteria, which cannot grow or reproduce apart from a living cell. A virus…
- Inherited immunodeficiency disease See: Primary immunodeficiency disease
- F (coefficient of inbreeding) F is the symbol for the coefficient of inbreeding, a way of gauging how close two people are genetically to…
- Ramus of the mandible One of the two prominent, projecting back parts of the horseshoe-shaped lower jaw bone
- Heartburn An uncomfortable feeling of burning and warmth occurring in waves rising up behind the breastbone (sternum)…
- Antithyroglobulin An antibody directed against thyroglobulin which is a key protein in the thyroid gland essential to the…
- Alanine-glyoxylate aminotransferase A liver enzyme known, for short, as AGXT. See: AGXT
- Benign intracranial hypertension Increased pressure within the brain in the absence of a tumor. Symptoms may include headache, nausea…
- Mutation, point A single nucleotide base change in the DNA. A point mutation may consist of the loss of a nucleotide, the…
- Occlude 1 To close, obstruct, or prevent the passage. To occlude an artery is to occlude the flow of blood. 2 To…
- CT Abbreviation for: 1. Cognitive therapy; and, more often today 2. Computerized tomography, as in CT scan. CT…