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).
DDH (developmental dislocation of the hip)
The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is not stable within the socket (the acetabulum). The ligaments of the hip joint may also be loose and stretched. The degree of…
Read the definitionRandom terms
Show more- Varicella vaccination See Chickenpox immunization
- Acute kidney failure See: Acute renal failure
- Hemoglobin A1C The main fraction of glycosylated hemoglobin (glycohemoglobin) which is hemoglobin to which glucose is bound…
- Iridectomy, peripheral See Peripheral iridectomy
- Adverse effect A harmful or abnormal result. An adverse effect may be caused by administration of a medication or by…
- Dysfunction, erectile A consistent inability to sustain an erection sufficient for sexual intercourse. Also commonly known as…
- Infantile myxedema Hypothyroidism (subnormal activity of the thyroid gland) that starts after birth and is manifest by features…
- Ductus, patent Failure for the ductus arteriosus, an arterial shunt in fetal life, to close on schedule. Before birth, blood…
- Cysteine An amino acid, one of the 20 building blocks of protein. Cysteine can be synthesized by the body and is not…
- Bone morphogenic protein 2 A protein that induces the formation of bone and cartilage. Bone morphogenic protein 2 (which is symbolized…
- Chronic lymphocytic leukemia See: Juvenile myelomonocytic leukemia.
- Curettement Curettage