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).
Ovary cyst, follicular
A fluid-filled sac in the ovary, the most common type of ovarian cyst. It results from the growth of a follicle. A follicle is the fluid-filled cyst that contains an egg. In some cycles, this follicle grows larger that normal and does not…
Read the definitionRandom terms
Show more- Tennis elbow A painful injury to the tendon that is attached to the outer part of the elbow due to repetitive twisting of…
- Coprolalia The excessive and uncontrollable use of foul or obscene language, including words related to feces (bowel…
- Patent ductus Failure of the ductus arteriosus, which functions in fetal life as an arterial shunt, to close on schedule at…
- Arenavirus One of a family of viruses called Arenaviridae whose members are generally associated with diseases…
- Cranial nerve, sixth The sixth cranial nerve is the abducent nerve. It is a small motor nerve that has one task: to supply a…
- Infantile spasms A seizure disorder of infancy and early childhood with the onset predominantly in the first year of life of…
- Hysterectomy, total Hysterectomy, total: Complete surgical removal of the uterus and cervix. Also called a complete hysterectomy
- Scanning electron microscope Abbreviated SEM. A microscope in which a finely focused beam of electrons is scanned across a specimen, and…
- Myo- (prefix) A prefix denoting a relationship to muscle. Myo- enters into many words and terms in medicine including…
- Disease, Bornholm Bornholm disease is a temporary illness that is a result of virus infection. The disease features fever and…
- Genitalia, intersexual See: Ambiguous genitalia
- Transfusion medicine Blood transfusion and blood conservation are the complementary activities that constitute the clinical arena…