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).
DHHS
Acronym for the U.S. Department of Health and Human Services. Also known as HHS. The U.S. Department of Health and Human Services has two types of operating divisions: the Human Services and the Public Health Service Operating Divisions…
Read the definitionRandom terms
Show more- Ventricle, heart One of the two lower chambers of the heart. The right ventricle is the chamber that receives blood from the…
- Cyclic vomiting syndrome See: Cystocele.
- Nurse, licensed practical A nurse who has completed a one- or two-year training program in health care and earned a state license. LPNs…
- BP Commonly used abbreviation for blood pressure. On a medical chart, you might see 'BP90/60 T98.6 Ht60/reg…
- Retinal pigment epithelium The pigment cell layer that nourishes the retinal cells. The retinal pigment epithelium is located just…
- Creatinine A chemical waste molecule that is generated from muscle metabolism. Creatinine is produced from creatine, a…
- Fibrous dysplasia, polyostotic The lateral (outside) and smaller of the two long bones in the lower leg between the knee and ankle. (The…
- MEF2A A transcription factor that participates in vascular development. MEF2A is a member of the myocyte enhancer…
- Adjuvant therapy Treatment that is given in addition to the primary (initial) treatment. Adjuvant treatment is an addition…
- Dipsophobia An abnormal and persistent fear of drinking alcohol. Sufferers of dipsophobia experience undue anxiety about…
- Milligray A unit of absorbed radiation equal to 0.001 gray. (A gray is the dose of one joule of energy absorbed per…
- Disease, Alpers See: Alpers disease