MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Congenital deafness
Deafness: Loss of hearing present at birth. Congenital deafness contrasts to acquired deafness which occurs after birth. The distinction between congenital and acquired deafness specifies only the time that the deafness appears. It does…
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Show more- Centenarian Someone who is 100 or more years old. Someone 110 years old and over (no upper limit) may also be referred to…
- Inferior vena cava A large vein that receives blood from the lower extremities, pelvis and abdomen and delivers it to the right…
- Scrub in To wash the hands and forearms very thoroughly, as for surgery. To scrub in implies the use of a brush (and…
- Ovary cyst, follicular A fluid-filled sac in the ovary, the most common type of ovarian cyst. It results from the growth of a…
- Local therapy Treatment that affects only a tumor and the area close to it.
- Necrobiosis lipoidica diabeticorum A dull red raised area on the skin that evolves into a shiny scar with a violet border, most often on the…
- Thyroiditis, subacute Subacute Thyroiditis is an inflammation of the thyroid gland after a viral illness. NTER>
- Gastric emptying study Gastric emptying study: A gastric emptying study evaluates the emptying of food from the stomach. For a…
- Antigen, prostate specific See: PSA
- Indifferent gonad In embryonic life, the gonad in males and females is initially identical. This gonad is said to be…
- Pavlov conditioning The Russian physiologist Ivan Petrovich Pavlov (1848-1936) conditioned dogs to respond in what proved to be a…
- Cataract surgery Cataract surgery: Removal of the clouded lens (the cataract) in its entirety by surgery, usually followed by…