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).
Muscle, papillary
Small muscles within the heart that anchor the heart valves. The anchor ropes are the chordae tendineae, thread-like bands of fibrous tissue that attach on one end to the edges of the tricuspid and mitral valves of the heart and on the…
Read the definitionRandom terms
Show more- Psychogenic Caused by the mind or emotions.
- Electrophrenic respiration See: Diaphragm pacing
- Drop attack See: Atonic seizure
- Dyspnoea Difficult or labored breathing; shortness of breath. Dyspnoea is a sign of serious disease of the airway…
- Cytoplasm All of the substance of a cell outside of the nucleus. The cytoplasm contains a number of different types…
- Testing, anonymous Testing in which no name or other means is used to identify the person tested. There is total anonymity. For…
- Elastase inhibitor See: Antielastase
- Cyclin D A family of three closely related proteins termed cyclin D1, D2 and D3 that are expressed in an overlapping…
- Lymphocytic Referring to lymphocytes, a type of white blood cell.
- Dermoid Also called a dermoid cyst of the ovary, this is a bizarre tumor, usually benign, in the ovary that typically…
- Molar In dentistry, a molar is one of the posterior teeth well adapted to grinding, in keeping with its origin from…
- Translocation 11 childhood leukemia A new type of childhood leukemia in which a piece of chromosome 11 has been translocated (broken off and…