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).
Aqueduct of Sylvius
A canal that communicates between the third and fourth ventricles in a system of four communicating cavities within the brain that are continuous with the central canal of the spinal cord. The four ventricles consist of the two lateral…
Read the definitionRandom terms
Show more- Menangle virus A virus that causes a disease first found in a piggery near Sydney, Australia in 1997. The virus was highly…
- Tumor, sweat gland A benign (harmless) skin tumor called a syringoma that derives from cells related to sweat glands. (These…
- Neurogenesis The process by which new nerve cells are generated. In neurogenesis, there is active production of new…
- Nephronophthisis 1 (NPH1) A childhood kidney disease in which there is progressive symmetrical destruction of the kidneys involving…
- Remedy Something that consistently helps treat or cure a disease. From the Latin 'remedium' meaning that which heals…
- Trismus-pseudocamptodactyly syndrome See: Hecht syndrome
- Consumption An old and once common term for wasting away of the body, particularly from pulmonary tuberculosis (TB)…
- Contraceptive, combined oral Commonly called 'the pill,' combined oral contraceptives are the most commonly used form of reversible birth…
- Nulliparous Never having given birth to a child.
- CPM machine A machine used to help rehabilitate a limb (an arm or leg). The continuous passive motion (CPM) machine is…
- Gallbladder absence This condition, also known as agenesis (failure of development) of the gallbladder, occurs in approximately…
- Agyrophobia Abnormal and persistent fear of crossing streets, highways and other thoroughfares; fear of thoroughfares…