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).
Membranous gingivitis, acute
This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead tissue from the mouth and throat due to the spread of infection from the gums. Certain germs (including fusiform bacteria and…
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Show more- Umbilicus The vestige left behind on a newborn's belly when the umbilical cord is cut. Also called the navel or belly…
- Snowmobile safety Snowmobiles pose a significant risk to children, adolescents and young adults. Head injuries are the leading…
- Gastropathy, hypertrophic hypoproteinemic See: Giant hypertrophic gastritis
- Internal jugular vein The deeper of the two jugular veins in the neck that drain blood from the head, brain, face and neck and…
- Lacrimation One of the main types of encephalitis caused by an arbovirus in the US. An arbovirus is a virus that is…
- Premature baby A baby born before 37 weeks of gestation have passed. Historically, the definition of prematurity was 2500…
- Study population The group of individuals in a study. In a clinical trial, the participants make up the study population. The…
- Expectorant A medication that helps bring up mucus and other material from the lungs, bronchi, and trachea. An example of…
- Dentin Dentin is the hard tissue of the tooth surrounding the central core of nerves and blood vessels (pulp).
- Coronary insufficiency Insufficient blood flow through one or more coronary arteries
- Vertebrae, lumbar There are 5 lumbar vertebrae. The lumbar vertebrae are situated between the thoracic vertebrae and the sacral…
- Recurrent trisomy Recurrence of trisomy, as when there are two or more children with trisomy in the same family. Recurrent…