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).
Lumpectomy
The surgical removal of a small tumor (a lump) which may or may not be benign (or malignant). Lumpectomy has come to refer specially to the removal of a lump from the breast. The word 'lumpectomy' is a hybrid term. 'Lump' is of Middle…
Read the definitionRandom terms
Show more- Endoscopy, upper A common type of endoscopy is upper endoscopy, also called esophagogastroduodenoscopy (EGD). In this…
- Cleft uvula The uvula, the little V-shaped fleshy mass hanging from the back of the soft palate, is cleft. . Cleft uvula…
- PRK (photorefractive keratectomy) A kind of laser eye surgery designed to change the shape of the cornea to eliminate (or reduce) the need for…
- Melanoma, choroidal Malignant melanoma that arises in the eye. See ocular melanoma
- Nasal septum deviation Failure of the nasal septum to be in the midline where it is supposed to be. (The nasal septum is the wall…
- Insemination, intrauterine A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Protease An enzyme that can split a protein into peptides (from which the protein was originally created).
- C6 (cervical vertebra) The sixth cervical (neck) vertebra from the top. The next-to-last of the seven cervical vertebrae
- Piss A vulgar but ancient word used both as a noun and verb:1. (noun) Urine.2. (verb) To urinate.Piss is descended…
- Pineal gland A small gland located deep within in the brain. It is believed to secrete melatonin, and may therefore be…
- Multiple daily injections Abbreviated MDI. Several shots every day as of insulin to provide tight control of blood sugar
- Miliary aneurysm An aneurysm that is tiny like a millet seed. Miliary aneurysms tend to affect minute arteries in the brain…