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).
Riot control agent poisoning
Poisoning by an irritant agent that belongs to a class of agents collectively known as riot control agents or 'tear gas.' Chloroacetophenone (CN), chlorobenzylidenemalononitrile (CS), chloropicrin (PS), bromobenzylcyanide (CA)…
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Show more- Dysostosis, cleidocranial >Absent or incompletely formed collar bones (the 'cleido-' part refers to the clavicles, the collar bones)…
- Thyroid hormones Chemical substances made by the thyroid gland, which is located in the front of the neck. This gland uses…
- Elder abuse The physical, sexual, or emotional abuse of an elderly person, usually one who is disabled or frail. Elder…
- Ankle-foot orthosis A brace (usually plastic) worn on the lower leg and foot to support the ankle, hold the foot and ankle in the…
- British National Formulary Osteogenesis imperfecta, not one but a group of genetic diseases, all of which affect collagen, a key…
- Urate A salt derived from uric acid. When the body cannot metabolize uric acid properly, urates can build up in…
- Vaccinia, progressive See Progressive vaccinia
- Chest X-ray Chest X-ray: Commonly used to detect abnormalities in the lungs, but can also detect abnormalities in the…
- Td immunization Td is the vaccine given to children over six and adults as a booster for immunity to diphtheria and tetanus
- Bradykinetic Pertaining to slowed ability to start and continue movements, and impaired ability to adjust the body's…
- Long-term memory A system for permanently storing, managing, and retrieving information for later use. Items of information…
- Menstruation, retrograde The flow of menstrual blood from the uterus into the fallopian tubes, and potentially into the abdomen. This…