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).
Menstruation, anovular
Menstruation without ovulation. The egg stays within the ovary and usually disintegrates but sometimes it is fertilized, resulting in a life-threatening pregnancy within the ovary
Read the definitionRandom terms
Show more- Mole 1. In dermatology, a pigmented spot on the skin, Also called a nevus. 2. In gynecology, a mass within the…
- Genomics The study of genes and their function. Genomics aims to understand the structure of the genome, including the…
- Bursopathy Disease involving a bursa, a closed fluid-filled sac that supplies a gliding surface to reduce friction…
- Succenturiate placenta An extra placenta separate from the main placenta. In anatomy 'succenturiate' means substituting for or…
- Liposuction, tumescent The surgical suctioning of fat deposits from specific parts of the body, the most common being the abdomen…
- Myringotomy A surgically placed tiny incision in the eardrum. Any fluid behind the eardrum can then drain and usually…
- Storm supplies kit The onshore rush of sea or lake water caused primarily by the high winds that are associated with a…
- Atelectasis, secondary See: Secondary atelectasis
- Fiber FISH A cytogenetic (chromosome) laboratory technique in which FISH (fluorescence in situ hybridization) is done on…
- Esophageal reflux A condition wherein stomach contents regurgitate or back up (reflux) into the esophagus (a long cylindrical…
- Cholecystokinin Abbreviated CCK. A polypeptide hormone that stimulates the contraction of the gallbladder with release of…
- Ovariectomy The removal of one or both ovaries. Also called an oophorectomy