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).
Pregnancy radiation exposure
See: Prenatal radiation exposure
Read the definitionRandom terms
Show more- American medical school, first See: First American medical school
- Memory span The number of items, usually words or numbers, that a person can retain and recall. Memory span is a test of…
- Whitehead A familiar term for what is medically called a closed comedo. A comedo, the primary sign of acne, consists of…
- Thioxanthene One of a group of drugs with antipsychotic activity which act by blocking postsynaptic (after-the-nerve)…
- Pituitary 1. As an adjective, pertaining to the pituitary gland or its hormonal secretions. 2. As a noun, the pituitary…
- Stress Stress: Forces from the outside world impinging on the individual. Stress is a normal part of life that can…
- Muscular atrophy, post-polio (PPMA) Late muscle wasting that occurs as part of the post-polio syndrome (PPS), a constellation of symptoms and…
- Heimlich maneuver An emergency treatment for obstruction of the airway in adults. It may be needed when someone chokes on a…
- Advanced paternal age A man who is age 40 years or older at the time of conception. (There is no universally accepted definition of…
- Bradykinesia Bradykinesia: Slowed ability to start and continue movements, and impaired ability to adjust the body's…
- Erectile dysfunction A common men's health problem characterized by the consistent inability to sustain an erection sufficient for…
- Congenital stationary night blindness An inherited eye disorder that is not progressive ('stationary') and principally affects the rod…