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).
Merkle cell carcinoma
A rapidly growing type of skin cancer, correctly termed Merkel cell carcinoma, after the German anatomist and pathologist Friedrich Sigmund Merkel (1845-1919)
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Show more- Evolution The continuing process of change, especially in reference to natural selection. Charles Darwin (1809-82)…
- ShRNA Short hairpin RNA. A short sequence of RNA which makes a tight hairpin turn and can be used to silence gene…
- Vohwinkel syndrome A genetic disorder characterized by hearing loss and thickened skin, particularly on the knuckles. The…
- Herniation Abnormal protrusion of tissue through an opening. For example, a intervertebral disk (one situated between…
- Chorionic gonadotropin, human A procedure for first-trimester prenatal diagnosis. Chorionic villus sampling may be done between the eighth…
- Sacral Referring to the sacrum, the 5 vertebral bones situated between the lumbar vertebrae and the coccyx (the…
- Syncope, coughing The temporary loss of consciousness upon coughing. Syncope is the temporary loss of consciousness or, in…
- Pregnancy, alcohol in The consumption of alcohol during pregnancy carries the danger of damaging the fetus and causing fetal…
- Grief Therapy for people who have unusually serious grief reactions. The goal of grief therapy is to identify and…
- Melanoma, amelanotic A form of melanoma in which the malignant cells (melanocytes) do not make the pigment melanin. Amelanotic…
- Induction therapy Therapy: Treatment designed as a first step toward reducing the number of cancer cells. Often just referred…
- Congenital stationary night blindness An inherited eye disorder that is not progressive ('stationary') and principally affects the rod…