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).
Multicentric
Having more than one center. A term often applied to tumors. A minority of Wilms tumors are multicentric and appear to represent separate tumors. A multicentric breast cancer involves two or more distinct primary tumors, usually in…
Read the definitionRandom terms
Show more- Microscopy, cryo-electron See: Cryo-electron microscopy
- Atropine psychosis A syndrome characterized by dry mouth, blurred vision, forgetfulness, and difficulty with urination triggered…
- Radiation, food See: Food irradiation
- Erectile dysfunction A common men's health problem characterized by the consistent inability to sustain an erection sufficient for…
- Nanism Once known as dwarfism, this condition is now correctly called short stature.
- Mountain sickness, acute (AMS) Acute mountain sickness (AMS) is the illness that results from being in a high altitude environment. AMS is…
- Microvascular disease Disease of the finer blood vessels in the body, including the capillaries. In contrast to macrovascular…
- Antisense-strand RNA virus See: Negative-strand RNA virus
- Concatemer Multiple copies of a DNA sequence arranged end to end in tandem. Concatenate means to link together in a…
- Antibody-dependent cell-mediated cytotoxicity An immune response in which antibody, by coating target cells, makes them vulnerable to attack by immune…
- Enate 1. As a noun, a relative on the mother's side. 2. As an adjective, related on the mother's side. As opposed…
- Alcohol An organic chemical in which one or more hydroxyl (OH) groups are attached to carbon (C) atoms in place of…