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.
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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).
Hamartoma, hypothalamic
A benign tumor of the hypothalamus, the area of the brain that controls body temperature, hunger, and thirst. (In technical terms, the hypothalamus lies beneath a structure known as the thalamus and forms the floor of the third ventricle…
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Show more- Optic glioma A benign tumor on an optic nerve or the optic chiasm (the crossing of the two optic nerves). Optic gliomas…
- Carcinoma Cancer that begins in the skin or in tissues that line or cover body organs. For example, carcinoma can arise…
- Adenoma A benign tumor that arises in or resembles glandular tissue. If it becomes cancerous, it is called an…
- Feeding, breast See: Breastfeeding
- Carcinoma, hepatocellular A tumor in which the cancer starts during adulthood in cells in the liver. Also called adult primary liver…
- Gamma globulin A major class of immunoglobulins found in the blood, including many of the most common antibodies circulating…
- Intervertebral foramen An opening between vertebrae through which nerves leave the spine and extend to other parts of the body. Also…
- Migraineur A person who has migraine headache. Borrowed from the French
- Bed sore A painful, often reddened area of degenerating, ulcerated skin caused by pressure and lack of movement, and…
- Nitrogen narcosis A condition similar to intoxication with alcohol with euphoria, loss of balance and manual dexterity…
- Cochlear implant A small complex electronic device that is surgically placed (implanted) within the inner ear to help persons…
- Cryoprobe A surgical probe, a long slender pointed surgical instrument, used to apply extreme cold to tissues. From…