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).
Lewis, Edward B
(1918-2004) American geneticist and Nobel Laureate who showed how genes control embryonic development. In 1957 Lewis discovered that genes were arranged on chromosomes in the same order as they were activated along the body axis during…
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Show more- Atlantoaxial Pertaining to the first and second cervical vertebrae which meet at a joint called the atlantoaxial joint…
- GM2-gangliosidosis, B variant This disorder known as Tay-Sachs disease (TSD) is concisely defined by OMIM (Online Mendelian Inheritance in…
- Involuntary smoking The involuntary inhaling of environmental tobacco smoke (ETS) by someone who is not smoking. See: ETS
- Gamma linolenic acid See: Gamma-linolenic acid
- Gland, sudoriferous The sudoriferous (sweat) glands are small tubular structures situated within and under the skin (in the…
- Crisis, midlife See: Midlife crisis
- Section, longitudinal A cut along the long axis of a structure
- BCM Body cell mass
- Bextra D>NOTE: April 7, 2005, Pfizer agreed to suspend sales and marketing of Bextra in the U.S., pending further…
- Aldosterone A hormone made by the outer portion (cortex) of the adrenal gland that regulates the balance of salt and…
- Bleb A bladder-like structure more than 5 mm in diameter with thin walls that may be full of fluid. Also called a…
- Cryostat A chamber that can maintain very low temperatures. Medical laboratories use a cryostat to preserve frozen…