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).
Human papillomavirus
One in a group of four RNA viruses that rank second only to respiratory syncytial virus (RSV) as a common cause of lower respiratory tract disease in young children. Like RSV, human parainfluenza viruses (HPIVs) can cause repeated…
Read the definitionRandom terms
Show more- Hysterectomy, abdominal Hysterectomy, abdominal: Surgical removal of the uterus through an incision made in the abdominal wall. As…
- Joint, AC The AC (acromioclavicular) joint is located between the acromion (a projection of the scapula that forms the…
- Spasm, coronary artery See: Coronary artery spasm
- Asparagine An amino acid, one of the 20 building blocks of protein. Asparagine is nonessential to the diet since the…
- B cell A type of white blood cell and, specifically, a type of lymphocyte. Many B cells mature into what are called…
- Acetyl CoA See: Acetyl coenzyme A
- Amyotrophic lateral sclerosis 5 ALS5. A form of amyotrophic lateral sclerosis (ALS) inherited in an autosomal recessive manner due to…
- Birth companion See: Doula (the first meaning)
- Polonies See: Polony
- Anal atresia Congenital absence of an opening at the bottom end of the intestinal tract. Also called imperforate anus…
- Altitude sickness >If possible, don't fly or drive to high altitude. Start below 10,000 feet (3,048 meters) and walk up. >If…
- Arch, aortic See: Aortic arch