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).
Neoplasm
A tumor. An abnormal growth of tissue. The word neoplasm is not synonymous with cancer. A neoplasm may be benign or malignant. The word neoplasm literally means a new growth, from the Greek neo-, new + plasma, that which is formed, or a…
Read the definitionRandom terms
Show more- Lys Lysine. See also: Amino acid symbols
- Resuscitation The procedure of restoring to life, as in cardiopulmonary resuscitation (CPR)
- Monilia A yeast-like fungus now called Candida.
- Pound A measure of weight equal to 16 ounces or, metrically, 453.6 grams. The word 'pound' goes back to the Latin…
- Cystadenoma A cystadenoma is a type of benign tumor that develops from ovarian tissue. They may be filled with a…
- Pollen Small, light, dry protein particles from trees, grasses, flowers, and weeds that may be spread by the wind…
- Perineal Of or relating to the perineum
- Intussusception Intussusception: Telescoping (prolapse) of a portion of the intestine within another immediately adjacent…
- Nipple The pigmented projection on the surface of the breast. Ducts that conduct milk from the mammary glands to the…
- Erythema A redness of the skin resulting from inflammation, for example, as caused by sunburn
- Epidermal growth factor EGF
- Germ cell The eggs and sperm are the germ cells: the reproductive cells. Each mature germ cell is haploid in that it…