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).
Varicella vaccination
See Chickenpox immunization
Read the definitionRandom terms
Show more- COPD Two chambers in the penis which run the length of the organ and are filled with spongy tissue. Blood flows in…
- Pulmonary medicine The branch of medicine that deals with the causes, diagnosis, prevention and treatment of diseases affecting…
- Nominal aphasia See Anomia
- Oligohydramnios Scant amniotic fluid: less than usual.
- Postmature infant A baby born 2 weeks (14 days) or more after the usual 9 months (280 days) of gestation. The gestation (length…
- Roentgenology Radiology, the science of radiation and, specifically, the use of both ionizing (like X-ray) and nonionizing…
- Bronchus One of the large air tubes leading from the trachea to the lungs that convey air to and from the lungs. The…
- Fainting (syncope) Fainting (syncope): Partial or complete loss of consciousness with interruption of awareness of oneself and…
- Genetic transport defect Within the body, many molecules are able to pass across the membranes that surround cells. These molecules…
- Anaerobic Not requiring oxygen. Anaerobic bacteria do not need oxygen to grow; in fact, oxygen is usually toxic to…
- Mutation, acquired See: Acquired mutation.
- Breech birth Literally, delivery of the baby by the buttocks first, rather than the head as is usual. Breech birth is more…