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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Prostatitis, nonbacterial
Prostatitis, nonbacterial: Inflammation of the prostate not due to bacterial infection. The prostate is a walnut-sized organ below the male bladder that surrounds the urethra and contributes fluid to the semen. Nonbacterial prostatitis is…
Read the definitionRandom terms
Show more- Contraceptive, pill Commonly called 'the pill,' combined oral contraceptives are the most commonly used form of reversible birth…
- Muscles, abdominal A large group of muscles in the front of the abdomen that assists in the regular breathing movement and…
- Epilepsy, petit mal See: Petit mal
- Antithyroid antibody An antibody directed against the thyroid gland, a gland which produces thyroid hormones (such as, for…
- Lab Short for a laboratory (or a Labrador retriever)
- Sikimitoxin Poisonous substance found in the Japanese star anise, which is also called sikimi
- Cardiomyopathy Disease of the heart muscle (the myocardium). From the Greek roots: 'cardio-', heart + 'mys', muscle +…
- Perspiration 1) The secretion of fluid by the sweat (sudoriferous) glands. These small, tubular glands are situated within…
- Leukopenia Lower than the normal amount of white blood cells.
- Thoracic aorta The thoracic aorta is a section of the aorta, the largest artery in the body, within the chest. Specifically…
- Luschka, foramina of Two openings from the fourth ventricle, one in a system of four communicating cavities called ventricles…
- Lip, cleft The presence of one or two vertical fissures (clefts) in the upper lip -- cleft lip can be on one side only…