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).
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)…
Read the definitionRandom terms
Show more- Ring vaccination The vaccination of all susceptible individuals in a prescribed area around an outbreak of an infectious…
- Felty's syndrome Felty's syndrome: A complication of long-standing rheumatoid arthritis. See: Felty syndrome.
- Buffalo chest A single chest cavity with no anatomic separation of the two hemithoraxes due, for example, to tension…
- Headache, rebound Headaches experienced by those who have taken ergotamine or analgesic medications for migraines or other…
- Periodic fever Recurrences of fever that last from a few days to a few weeks and are separated by symptom-free intervals of…
- Pseudomonas pseudomallei A bacteria that causes an infectious illness called melioidosis or Whitmore's disease that is most frequent…
- Chromosome, acentric An abnormal chromosome (a microscopically visible carrier of the genetic material DNA) with two centromeres…
- ADH secretion, inappropriate The syndrome of inappropriate secretion of antidiuretic hormone (ADH) results in the inability to put out…
- Gain-of-function mutation A mutation that confers new or enhanced activity on a protein. Loss-of-function mutations, which are more…
- House staff The resident physicians of a hospital who care for patients under the direction of the attending staff. House…
- Albinism, oculocutaneous An hereditary disorder characterized by deficiency of the pigment melanin in the eyes, skin and hair. The…
- Antispasmodic 1) A medication that lowers the incidence of or prevents seizures. 2) A medication that lowers the incidence…