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).
Special pathogen
A highly infectious agent that produces severe disease in humans. Special pathogens include the viruses that cause several hemorrhagic fevers, such as Ebola hemorrhagic fever, Lassa fever, and hantavirus pulmonary syndrome, and other…
Read the definitionRandom terms
Show more- ADCC (antibody-dependent cell-mediated cytotox.) An immune response in which antibodies, by coating target cells, makes them vulnerable to attack by immune…
- ETM1 A gene for essential tremor, uncontrollable shaking of the hands and head and sometimes other parts of the…
- Incontinence, urinary Incontinence, urinary: The unintentional loss of urine. Inability to hold urine in the bladder due to loss of…
- Virology The study of viruses
- Paralysis, laryngeal nerve Paralysis of the recurrent laryngeal nerve, a branch of the vagus nerve (a long and important nerve that…
- Systolic The blood pressure when the heart is contracting. It is specifically the maximum arterial pressure during…
- Lumbar spinal stenosis Lumbar spinal stenosis: A condition whereby either the spinal canal (central stenosis) or vertebral foramen…
- Transaminase nomenclature The names and abbreviations applied to the transaminases are quite confusing since (just as a starter) a…
- Niacin for high cholesterol Niacin or nicotinic acid, one of the water-soluble B vitamins, given to lower cholesterol. Nicotinic acid…
- Ectomy A surgical suffix referring to the removal of something. For example, a lumpectomy is the surgical excision…
- Blood glucose The main sugar that the body makes from the food in the diet. Glucose is carried through the bloodstream to…
- Spermicide, vaginal A vaginal spermicide is a substance that will kill sperm in the vagina. Vaginal spermicides are available in…