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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Antidiuretic hormone (ADH)
A relatively small (peptide) molecule that is released by the pituitary gland at the base of the brain after being made nearby (in the hypothalamus). ADH has an antidiuretic action that prevents the production of dilute urine (and so is…
Read the definitionRandom terms
Show more- Drug activity A measure of the physiological response a drug produces. A less active drug produces less response (and visa…
- Cerebral palsy Cerebral palsy: An abnormality of motor function (the ability to move and control movements) that is acquired…
- Major anomaly An unusual anatomic feature that is of serious medical or cosmetic consequence to the patient. For example, a…
- Semen DNA analysis Surface EMG.
- Focal Pertaining to a focus which in medicine may refer to:1. The point at which rays converge as, for example, in…
- Fornices Plural form of fornix
- Nondisjunction Failure of paired chromosomes to disjoin (separate) during cell division so that both chromosomes go to one…
- ECoG Electrocochleography
- Acne, adult Popular name for rosacea. For more information, see: Rosacea
- Orientation, anatomic terms of See Anatomic terms of orientation
- Female gonad The female gonad, the ovary or 'egg sac', is one of a pair of reproductive glands in women. They are located…
- X-ray, lateral An X-ray picture taken from the side