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).
First stage of labor
The part of labor when the cervix dilates fully (to 10 centimeters). The first stage of labor is also called the stage of dilatation
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Show more- Ramsay Hunt syndrome Ramsay Hunt syndrome: A herpes virus infection of the geniculate nerve ganglion that causes paralysis of the…
- Fistulize To form or make a fistula, an abnormal passageway. As, for example, fistulizing Crohn's disease
- Oral cancer Oral cancer: Cancer within the mouth.
- Ventricular beat, premature See: Extrasystole
- Hangman injury (Hangman's fracture) A broken neck involving a fracture of an upper cervical vertebra similar to the injury suffered in death by…
- Female condom Although the word 'condom' usually conjures up the male condom, there is a female condom. The Reality Female…
- Signal transduction pathway The course by which a signal from outside a cell is converted to a functional change within the cell
- Resorb Literally, to absorb again. To lose substance. Some of a tooth may be resorbed
- Scan, radionuclide See: Radionuclide scan
- Shinbone The larger of the two bones in the lower leg (the smaller one being the fibula). The shinbone is anatomically…
- Vaginal fornix The anterior (front) and posterior (back) recesses into which the upper vagina is divided. These vaultlike…
- Cystoscope An optical instrument (a scope) that is inserted through the urethra into the bladder. A cystoscope has two…