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).
Depression, dysthymia
A type of depression involving long-term, chronic symptoms that are not disabling, but keep a person from functioning at 'full steam' or from feeling good. Dysthymia is a less severe type of depression than what is accorded the diagnosis…
Read the definitionRandom terms
Show more- Gain-of-function mutation A mutation that confers new or enhanced activity on a protein. Loss-of-function mutations, which are more…
- Clark level of invasion A method for determining the prognosis (outlook) with melanoma. The method was devised by the pathologist…
- Silencing, gene A mechanism by which cells shut down large sections of chromosomal DNA. Gene silencing is done by…
- Lipitor See: Atorvastatin
- Disease, Keshan See Keshan disease
- Thoracic cage The structure formed by the thoracic vertebrae and ribs, the sternum (breastbone), and the costal cartilages…
- Systemic Affecting the entire body. A systemic disease such as diabetes can affect the whole body. Systemic…
- Neanderthal An extinct subspecies of Homo sapiens who lived in Europe and the area around the Mediterranean from 100,000…
- HPE Holoprosencephaly
- Base-excision repair See: Base excision repair
- Subclinical disease An illness that stays below the surface of clinical detection. A subclinical disease has no recognizable…
- Calculus, renal A stone in the kidney (or lower down in the urinary tract). Also called a kidney stone. The stones themselves…