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).
Chromosome, Y
See: Y chromosome
Read the definitionRandom terms
Show more- Fever, relapsing See: Relapsing fever
- Archaea A unique group of microorganisms classified as bacteria (Archaeobacteria) but genetically and metabolically…
- Hermansky-Pudlak syndrome Abbreviated HPS. A genetic disorder characterized by albinism (with lack of pigment in the skin or eye)…
- Mesothelin A protein attached to the cell surface that is thought to have a role in cell-adhesion and possibly in…
- Phimosis A condition whereby the foreskin of the penis is too tight. The penis itself consists of a cylindrical shaft…
- Zidovudine triphosphate The active form of zidovudine which is also known as AZT. See: AZT
- Cataract with poikiloderma atrophicans Also known as the Rothmund-Thomson syndrome, this is an hereditary disease characterized by progressive…
- Amino acids The building blocks of polypeptides and proteins
- TXA2 Thromboxane A2, the active form of thromboxane
- Gastroesophageal reflux The return of stomach contents back up into the esophagus This frequently causes heartburn because of…
- Lymphocytosis Too many lymphocytes, a finding that may be a marker for infection or disease.
- Cleidocranial dysostosis >Absent or incompletely formed collar bones (the 'cleido-' part refers to the clavicles, the collar bones)…