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).
Caution codes, drug
Abbreviations on medications that indicate caution. While not a part of the historical heritage of ancient prescription abbreviations, drug caution codes provide very valuable warnings. They include both universal and specific caution…
Read the definitionRandom terms
Show more- Fertilization, in vitro IVF, a laboratory procedure in which sperm are placed with an unfertilized egg in a Petri dish to achieve…
- AFAP Attenuated familial adenomatous polyposis
- Uterine retroversion A slight to dramatic placement of the uterus that orients it toward the back. A tipped uterus is common and…
- Paradoxical embolism Passage of a clot (thrombus) from a vein to an artery. When clots in veins break off (embolize) , they travel…
- Gland, exocrine See: Exocrine gland
- Lymphedema, congenital See: Congenital lymphedema
- Dilation The process of enlargement, stretching, or expansion. The word 'dilatation' means the same thing. Both come…
- Erythrocyte A cell that contains hemoglobin and can carry oxygen to the body. Also called a red blood cell (RBC). The…
- Hormone, secretin Hormone made by glands in the small intestine that stimulates pancreatic secretion. The word 'hormone' was…
- Body habitus The physique or body build. For example: 'The metabolic complications most commonly reported (with HIV…
- Rib, false One of the last 5 pairs of ribs. A rib is said to be 'false' if it does not attach to the sternum (the breast…
- Syndrome, Meniere A condition with recurrent vertigo accompanied by ringing in the ears (tinnitus) and deafness. Symptoms…