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).
Metastasis
1. The process by which cancer spreads from the place at which it first arose as a primary tumor to distant locations in the body.2. The cancer resulting from the spread of the primary tumor. For example, someone with melanoma may have a…
Read the definitionRandom terms
Show more- Cellulitis Cellulitis: An acute spreading bacterial infection below the surface of the skin characterized by redness…
- Invert 1) To turn inward. To invert the foot is to move its forepart toward the midline of the body. 2) To turn…
- Cartilage Firm, rubbery tissue that cushions bones at joints. A more flexible kind of cartilage connects muscles with…
- Juxtaarticular The prefix 'juxta-' comes from the Latin preposition meaning near, nearby, close. Juxtaarticular is composed…
- Rodbell See: Rodbell, Martin
- Placental Pertaining to the placenta, the organ joining the mother and fetus during pregnancy
- Ewing sarcoma Sarcoma: A type of bone tumor that occurs in children and adolescents, most often in the large bones of the…
- NEI Stands for National Eye Institute, one of the US National Institutes of Health. NEI's mission is to 'conduct…
- Carpal bone One of the wrist bones. There are eight carpal bones that are arranged in two rows. The carpal bones…
- Nucleosome Structure responsible in part for the compactness of a chromosome. Each nucleosome consists of a sequence of…
- Bifid uvula The uvula, the little V-shaped fleshy mass hanging from the back of the soft palate, is cleft or split. Cleft…
- Centromere The cinched 'waist' of the chromosome essential for the division and the retention of the chromosome in the…