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).
C5 (cervical vertebra)
The fifth cervical (neck) vertebra from the top
Read the definitionRandom terms
Show more- Carcinogen A substance or agent that causes cancer. Related terms include the adjective 'carcinogenic' and the nouns…
- Osteolytic lesion A 'punched-out' area of severe bone loss. Osteolytic lesions are seen in metastatic lung and breast cancer…
- Stem cell One of the human body's master cells, with the ability to grow into any one of the body's more than 200 cell…
- Congenital deafness and retinitis pigmentosa (Also called Usher syndrome.) A genetic disorder characterized by hearing impairment and an eye disorder…
- Wry neck Medically called spasmodic torticollis, or torticollis. The most common of the focal dystonias. In…
- Loeys-Dietz syndrome Loeys-Dietz syndrome: Loeys-Dietz syndrome is an inherited syndrome characterized by aortic aneurysms…
- Vision, low Visual loss that cannot be corrected with eyeglasses or contact lenses and that interferes with daily living…
- Dystocia Difficult or abnormal labor or delivery. From the Greek 'dys' meaning 'difficult, painful, disordered…
- Seizure, atonic See: Atonic seizure
- Somnambulism A sleepwalker.
- Lewis, Edward B (1918-2004) American geneticist and Nobel Laureate who showed how genes control embryonic development. In…
- Umbilical cord The cord that connects the developing embryo or fetus with the placenta and through which run the umbilical…