MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Chordae tendineae
Thread-like bands of fibrous tissue which attach on one end to the edges of the tricuspid and mitral valves of the heart and on the other end to the papillary muscles, small muscles within the heart that serve to anchor the valves
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Show more- Echinacea Echinacea: An herb that has been claimed to boost the body's immune system and help fight off infections…
- Desquamate To shed the outer layers of the skin. Although it may sound somewhat fishy, the word 'desquamate' comes from…
- Reflux disease, gastroesophageal (GERD) Reflux disease, gastroesophageal (GERD): The stomach contents regurgitate and back up (reflux) into the…
- Medulla, adrenal The inner portion of adrenal gland. (The outer portion is the adrenal cortex). The adrenal medulla makes…
- Admitting physician The doctor responsible for admitting a patient to a hospital or other inpatient health facility
- Frontal In anatomy, pertaining to the forehead. As, for example, the frontal bone, frontal sinus, and frontal nerve…
- Pathologic 1. Indicative of or caused by disease, as in a pathologic fracture, pathologic tissue, or pathologic process…
- Disease, Osgood-Schlatter Disease, Osgood-Schlatter: A condition involving inflammation and sometimes tearing of ligaments within the…
- Cancer, small cell lung A type of lung cancer in which the cells appear small and round under the microscope. Also called oat cell…
- ROMA Representational oligonucleotide microarray analysis. A method for the detection of genomic aberrations…
- Patient-activated event recorder See: Patient-activated cardiac event recorder
- Onychogryposis Abnormally thick curved fingernails or toenails. From the Greek onyx, nail + gryposis, curvature