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).
ATM
Symbol for the ataxia telangiectasia mutated (ATM) gene. The protein made by the ATM gene functions to control the rate at which cells grow. The ATM protein does this by sending signals and modifying proteins in the cell, which then alters…
Read the definitionRandom terms
Show more- Let down reflex An involuntary reflex during breastfeeding which causes the milk to flow freely
- Recessive A condition that appears only in individuals who have received two copies of a mutant gene, one copy from…
- Separation anxiety Separation anxiety: A developmental stage during which a child experiences anxiety when separated from the…
- Adenoma colon family history See: Colon cancer family history
- HEOD The abbreviation for the scientific name of the insecticide dieldrin. (The scientific name for dieldrin…
- Brachy- A short head, one that is short in diameter from front to back. Brachycephaly is a frequent feature of…
- Femicide The killing of women. For example, AIDS in Africa has been termed 'mass femicide.' Femicide is in contrast to…
- Red eye Also called conjunctivitis. Redness or irritation of the conjunctivae, the membranes on the inner part of the…
- Voiding cystourethrogram A test done to examine the bladder and urethra while the bladder fills and empties. A radiopaque liquid (that…
- MRSI Magnetic resonance spectroscopic imaging
- Tonsillectomy Tonsillectomy: The surgical removal of both tonsils. A tonsillectomy may be performed in cases of recurrent…
- Meatus, female urethral The urethra is the transport tube leading from the bladder to discharge urine outside the body. In females…