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).
Hearing loss, age-related
See: Presbycusis
Read the definitionRandom terms
Show more- Myelination The formation of the myelin sheath around a nerve fiber. Also known as myelinization
- Breast pain Pain in the breast or mammary gland, known medically as mastalgia. From the Greek masto-, breast + algos, pain
- Periodic breathing Clusters of breaths separated by intervals of apnea (no breathing) or near-apnea. As opposed to normal…
- Effusion Too much fluid, an outpouring of fluid. A hemorrhagic effusion is one that has blood within the fluid. A…
- Seizure, automatic See: Automatic seizure
- Enterobiasis Any hernia containing small intestine. 2. Hernia (protrusion) of the small intestine into the upper wall of…
- Passive-aggressive personality disorder A personality disorder characterized by passive-aggressive behavior. Passive-aggressive personality disorder…
- Anorexic 1. Pertaining to anorexia, lack of appetite.2. A drug or other agent that causes anorexia and so diminishes…
- Catabolism The energy-burning aspect of metabolism
- Nolvadex (tamoxifen) Tamoxifen): An antiestrogen (a drug that blocks the effects of estrogen) which competes with estrogen for…
- Penicillin history The discovery of penicillin, one of the major events in the history of medicine. In 1871 the scientist Joseph…
- Edema Edema: The swelling of soft tissues as a result of excess water accumulation. Edema is often more prominent…