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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Nuclear family
The family group consisting of the father, mother, and their children, as distinct from the extended family
Read the definitionRandom terms
Show more- Rehydration The process of restoring lost water to the body tissues and fluids. Prompt rehydration is imperative whenever…
- Prematurity Historically, the definition of prematurity was 2500 grams (about 5 1/2 pounds) or less at birth. The current…
- Polydactyly More than the normal number of fingers or toes. From the Greek 'polys' (many) + 'dactylos' (finger) = many…
- Perineal Of or relating to the perineum
- Lipid storage diseases A series of disorders due to inborn errors in lipid metabolism resulting in the abnormal accumulation of…
- Nail lines See: Beau's lines
- Spongiform encephalopathy and cerebral amyloidosis See: Gerstmann-Straussler-Scheinker syndrome
- Isolate A group in which mating is always between members of the group. For example, the Amish.
- Good Samaritan Someone who voluntarily helps someone else who is in distress. The term 'Good Samaritan' comes from the…
- Salt In medicine, salt usually refers to sodium chloride, table salt, used for seasoning food, for the…
- Prostatectomy, radical See: Radical prostatectomy
- Thymine (T) One member of the base pair A-T (adenine-thymine) in DNA.