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).
Transport defect
Within the body, many molecules are able to pass across the membranes that surround cells. These molecules can accomplish this feat due to specific transport systems. These systems include special receptors on the membrane of the cell and…
Read the definitionRandom terms
Show more- Bodywork Any of a number of therapeutic or simply relaxing practices that involve the manipulation, massage, or…
- Pulse, water hammer A jerky pulse that is full and then collapses because of aortic insufficiency (when blood ejected into the…
- Estrogen Estrogen is a female hormone produced by the ovaries. Estrogen deficiency can lead to osteoporosis. Estrogen…
- Aldrin and dieldrin A type of still, an apparatus used in the process of distillation. Alembics were employed in chemistry and…
- AIH (artificial insemination by husband) A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Surfactant A fluid secreted by the cells of the alveoli (the tiny air sacs in the lungs) that serves to reduce the…
- Pancreas divisum Pancreas divisum: Pancreas divisum is a common congenital anomaly (an anomaly that is present at birth) of…
- Law, Hardy-Weinberg Basic concept in population genetics discovered independently in 1908 by the great English mathematician…
- Balloon tamponade A procedure in which a balloon is inflated within the esophagus or stomach to apply pressure on bleeding…
- Aid, vibrotactile See: Vibrotactile aid
- Shy-Drager syndrome A mysterious progressive disorder of the central and sympathetic nervous systems, also called multiple system…
- Thallium scan A method of examining the heart to obtain information about the blood supply to the heart muscle. In the…