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).
Airway
The path air follows to get into and out of the lungs. The mouth and nose are the normal entry and exit ports. Entering air then passes through the back of the throat (pharynx), continues through the voice box (larynx), down the trachea…
Read the definitionRandom terms
Show more- Syndrome, Alstrom See: Alstrom syndrome
- C7 (cervical vertebra) C7 is the symbol for the 7th cervical (neck) vertebral bone (C7) which is sometimes called the prominent…
- Melanoma Melanoma: The most dangerous form of skin cancer, a malignancy of the melanocyte, the cell that produces…
- Syncope, heat Sudden dizziness or fainting experienced after exercising in the heat. The skin appears pale and sweaty but…
- Vesicate A substance that causes tissue blistering. Also referred to as a vesicant.
- Leukocyte, granular A type of white blood cell filled with microscopic granules (tiny sacs) containing enzymes that digest…
- Gallstone pancreatitis Pancreatitis: Gallstone-induced pancreatitis. Pancreatitis due to gallstones
- Female urethral meatus The urethra is the transport tube leading from the bladder to discharge urine outside the body. In females…
- Astigmatic Referring to astigmatism or a person with astigmatism, a common form of visual impairment in which part of an…
- Dyslipidemia A disorder of lipoprotein metabolism, including lipoprotein overproduction or deficiency. Dyslipidemias may…
- Angiography A procedure performed to view blood vessels after injecting them with a radioopaque dye that outlines them on…
- Cluster headache Headache: A distinctive syndrome of headaches, also known as migrainous neuralgia. There are two main…