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).
Nurse, licensed vocational
A nurse who has completed a one- or two-year training program in health care and earned a state license. LVNs provide direct patient care for people with chronic illness, in nursing homes, hospitals, and home settings. They assist RNs in…
Read the definitionRandom terms
Show more- Pectoral muscles Muscles of the 'anterior chest' (the front of the chest). Familiarly called the pecs. The Latin 'pectus'…
- Tonsil stone A tiny stone (calculus) in the tonsils. These stones, called tonsilloliths, are found within little pockets…
- Genome All of the genetic information, the entire genetic complement, all of the hereditary material possessed by an…
- Gastric stapling A surgical procedure that converts the upper part of the stomach into a very small pouch by stapling portions…
- Parathyroidectomy Parathyroidectomy: Surgical removal of one or more of the parathyroid glands. Parathyroidectomy is usually…
- Rasmussen syndrome A brain disorder caused by inflammation of brain cells in one hemisphere. Its cause is unknown. Rasmussen…
- Hyperactivity A higher than normal level of activity. An organ can be described as hyperactive if it is more active than…
- Iodine An essential element in the diet used by the thyroid gland to make thyroid hormones. The two most important…
- BDD Body dysmorphic disorder
- Six fingers or toes The presence of an extra sixth finger or toe, a very common congenital malformation (birth defect). This…
- NF See: Neurofibromatosis type 1.
- Charcot-Marie-Tooth disease A genetic disease of nerves characterized by progressively debilitating muscle weakness, particularly of the…