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).
High blood sugar
An elevated level of the sugar glucose in the blood. Also called hyperglycemia. High blood sugar is a finding in a number of conditions, most notably diabetes mellitus. Elevated blood glucose leads to spillage of glucose into the urine…
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Show more- Rheumatic heart disease Heart damage caused by rheumatic fever. Treatment is by preventing reinfection with strep and by treating…
- Rectus abdominis A large muscle in the front of the abdomen that assists in the regular breathing movement and supports the…
- Diabetes, juvenile See Diabetes, type 1
- Chromatophobia An abnormal and persistent fear of money. Sufferers experience undue anxiety even though they realize their…
- Impotence Impotence: A common problem among men characterized by the consistent inability to sustain an erection…
- RAD51 An enzyme that coordinates recombination and that is important to the process of error-free DNA repair by…
- Perchloric acid See: Perchlorate
- Immunity, active Immunity, active: The production of antibodies against a specific agent by the immune system. Active immunity…
- Lyonization The inactivation of an X chromosome. One of the two X chromosomes in every cell in a female is randomly…
- Hepatic vein One of the veins which drains blood from the liver
- Mite-borne typhus Scrub: typhus, a mite-borne infectious disease caused by a microorganism, Rickettsia tsutsugamushi…
- Otoacoustic emission test A physician specialized in diagnosing and treating diseases of the head and neck, especially those involving…