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).
Cancer, rectal
See: Rectal cancer
Read the definitionRandom terms
Show more- Normoxia Normal levels of oxygen. From norm- (normal) + -ox- (oxygen) + -ia = a normal oxygen state.
- H. floresiensis See: Homo floresiensis
- Squamous-cell carcinoma See: Squamous cell carcinoma
- Casals-Ariet, Jordi (1911-2004) Spanish-born American physician and viral epidemiologist who discovered Lassa virus in 1969. Dr…
- Amino acid One of the 20 building blocks of protein. The sequence of amino acids in a protein and, hence, the function…
- Tumor, carcinoid A tumor which secretes large amounts of the hormone serotonin. Another name for carcinoid tumor is…
- Electrophysiologic testing of the retina See: Electrophysiologic retinal testing
- MELAS syndrome MELAS syndrome: MELAS is the acronym for Mitochondrial Encephalopathy, Lactic Acidosis, and Stroke-like…
- Disease, Takayasu See: Takayasu disease
- Hypoplasia of the thymus and parathyroids See: DiGeorge syndrome
- Syndrome, fragile X The most common heritable form of mental retardation, occurring in about one in two thousand males and a…
- D-IBS Diarrhea-predominant IBS (irritable bowel syndrome)