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.
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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).
Cervical vertebra, second
The second cervical vertebra is called the axis. It is so-named because the uppermost cervical vertebra (called the atlas) rotates about the odontoid process of the second cervical vertebra. The joint between the axis and atlas is a pivot…
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Show more- Ubiquitin A small but extremely important protein that acts the 'kiss of death' to other proteins. Ubiquitin consists…
- Malnutrition A term used to refer to any condition in which the body does not receive enough nutrients for proper…
- Nucleotide >A nitrogenous base (A, G, T, or C in DNA; A, G, U, or C in RNA), >A phosphate molecule, and >A sugar…
- Intensity modulated radiation therapy IMRT. A type of three-dimensional radiation therapy that uses computer-generated images to match radiation to…
- Crohn enterocolitis See: Crohn disease
- Anetoderma An area of slack 'baglike' skin due to a local absence or loss of elastic fibers in the skin. The skin…
- Bone mass density A measure of bone density. Loss of bone mass is due to osteopenia or, if more severe, to osteoporosis
- Spina bifida occulta A bony defect in the vertebral column that causes a cleft in that column. The cleft remains covered by skin…
- Intrahepatic Within the liver.
- Blindness Loss of useful sight. Blindness can be temporary or permanent. Damage to any portion of the eye, the optic…
- Peak-flow meter This hand-held device measures air flow (how fast air is blown out of the lungs). Patients can use peak-flow…
- Fertility awareness Also known as natural family planning, periodic abstinence and the rhythm method, this approach entails not…