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).
Complete androgen insensitivity syndrome
A genetic disorder that makes XY fetuses insensitive (unresponsive) to androgens (male hormones). Instead, they are born looking externally like normal girls. Internally, there is a short blind-pouch vagina and no uterus, fallopian tubes…
Read the definitionRandom terms
Show more- Kyphosis, postmenopausal cervical An outward curvature (kyphosis) of the cervical vertebrae (the bones of the neck), creating a hump at the…
- Medicine, transfusion Blood transfusion and blood conservation are the complementary activities that constitute the clinical arena…
- Nerves, cranial Nerves that emerge from or enter the skull (the cranium), as opposed to the spinal nerves which emerge from…
- Fat, trans An unhealthy substance, also known as trans fatty acid, made through the chemical process of hydrogenation of…
- Poikiloderma atrophicans with cataract Better known as the Rothmund-Thomson syndrome, this is an hereditary disease characterized by progressive…
- Erosion An erosion is an eating away of a surface. ('Erodere' in Latin means to eat out.) For example, a skin erosion…
- Pulmonary acinus The ending of a tiny airway in the lung, where the alveoli (air sacs) are located. In anatomy, an acinus is a…
- Fear of animals An abnormal and persistent fear of animals termed 'zoophobia. A phobia is an unreasonable fear that can cause…
- Resection Surgical removal of part of an organ
- Monosomy Missing one chromosome from a pair. For example, if a female has one X chromosome (X monosomy) rather than…
- System, cardiac conduction The electrical conduction system that controls the heart rate. This system generates electrical impulses and…
- Test, glucose tolerance A blood test done to make the diagnosis of diabetes mellitus. The test may also be done for other purposes…