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).
Essential oil
An oil derived from a natural substance, usually either for its healing properties or as a perfume. Some pharmaceuticals, and many over-the-counter or 'holistic' remedies, are based on or contain essential oils. Examples include products…
Read the definitionRandom terms
Show more- Syndrome, Gilbert See Gilbert syndrome
- Hepatico- A combining form used before a consonant to indicate a relationship to a hepatic duct or the liver. From the…
- Eustachian tube The tube that runs from the middle ear to the pharynx. The function of the Eustachian tube is to protect…
- Centers for Disease Control and Prevention >CDC facilities in the US in: > >Anchorage, Alaska >Atlanta >Cincinnati, Ohio >Fort Collins, Colorado…
- Therapy, fever Fever: Using abnormal elevations in body temperature as a tool to treat disease. This was done in the past by…
- Differentiated cancer Cancer: A cancer in which the cells are mature and look like cells in the tissue from it arose…
- Truncate To shorten, to cut short. A malformation (birth defect) may truncate a limb. A mutation may create a stop…
- Laryngeal papillomatosis Laryngeal papillomatosis is the growth of numerous warty growths on the vocal cords. The disease is most…
- Photosensitivity In medicine, increased sensitivity of the skin to light and other sources of UV.Photosensitivity commonly…
- Intestine The long, tubelike organ in the abdomen that completes the process of digestion. It consists of the small and…
- D.O. Abbreviation for Doctor of Osteopathy, an osteopathic physician. Osteopathy is a system of therapy founded in…
- Ocular melanoma See: Melanoma, ocular