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).
Squamous cell carcinoma
Cancer that begins in squamous cells -- thin, flat cells that look under the microscope like fish scales. Squamous cells are found in the tissue that forms the surface of the skin, the lining of hollow organs of the body, and the passages…
Read the definitionRandom terms
Show more- Schizophrenia, childhood Schizophrenia, childhood: The onset of schizophrenia before adulthood. This condition is very rare in young…
- Celiac disease, adult See Celiac sprue
- Physical child abuse See: Normal growth.
- Focal sclerosis See: Multiple sclerosis
- Crick, Francis British biologist (1916-2004) who shared the 1962 Nobel prize in Medicine and Physiology with James Watson…
- Oculocutaneous albinism See: Albinism, oculocutaneous
- Mucopolysaccharidosis type VII Sly syndrome, due to deficiency of the enzyme beta-glucuronidase. See also Mucopolysaccharidosis
- Food and Drug Administration The FDA, an agency within the U.S. Public Health Service, which is a part of the Department of Health and…
- Measles immunization The standard MMR vaccine is given to prevent measles, mumps and rubella (German measles). The MMR vaccine is…
- Androgen A male sex hormone that promotes the development and maintenance of the male sex characteristics. The major…
- Patient-activated event recorder See: Patient-activated cardiac event recorder
- Overweight The term 'overweight' is used in two different ways. In one sense it is a way of saying imprecisely that…