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).
Purpura, anaphylactoid
See: Schonlein-Henoch purpura
Read the definitionRandom terms
Show more- Uranium A metallic element that is used as nuclear fuel and is highly toxic and radioactive. Exposure to radiation…
- Radioinsensitive Not sensitive to X-rays and other forms of radiant energy. For example, a tumor may be radioinsensitive, and…
- Gland, pituitary The main endocrine gland. It is a small structure in the head and is called the master gland because it…
- Tuna A fish about which there are several health concerns. One concern involves carbon monoxide that prevents the…
- Incontinence, rectal Inability to hold feces in the rectum due to failure of voluntary control over the anal sphincters with…
- Meningitis, meningococcal Meningitis, meningococcal: Inflammation of the meninges (the membranes covering of the brain and spinal cord)…
- ACS (American College of Surgeons) The American College of Surgeons was formed in 1913 under the aegis of Dr. John Miller Turpin Finney 'to…
- Coryza A cold in the head. The word 'coryza' came from the Greek 'koryza' which is thought to have been compounded…
- Ethylene oxide A chemical widely used in the health care industry to sterilize medical devices and also used to make other…
- Nerve, fifth cranial The fifth cranial nerve is the trigeminal nerve. The trigeminal nerve is quite complex. It functions both as…
- Susceptibility genes, breast cancer Inherited factors that predispose to breast cancer. Put otherwise, these genes make one more susceptible to…
- Abatement A diminution, decrease or easing. In medicine there may be abatement of pain or any other symptom or sign. In…