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).
Lice, head
See: Head lice
Read the definitionRandom terms
Show more- Sporadic primary pulmonary hypertension See: Pulmonary hypertension
- Hepatitis D Liver inflammation due to the hepatitis D virus (HDV), which only causes disease in patients who already have…
- Mourning The process by which people adapt to a loss as, for example, the death of someone near and dear. Mourning is…
- Care, managed See: Managed care
- Avian tuberculosis See: Tuberculosis, avian
- Hypnolepsy A neurological disorder marked by a sudden recurrent uncontrollable compulsion to sleep. Also known as…
- Mortality, infant The death of an infant before his or her first birthday. The infant mortality rate is, by definition, the…
- Fistula, anal See: Anal fistula
- Heritability The degree to which something is inherited.
- Forearm The portion of the upper limb from the elbow to the wrist. In popular usage, the arm extends from the…
- Benjamin Spock See: Spock, Benjamin
- Sign Any objective evidence of disease. Gross blood in the stool is a sign of disease. It can be recognized by the…