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).
Hepatitis C virus
A single-stranded RNA virus in the Flaviviridae family that causes hepatitis C. Abbreviated HCV. The HCV genome contains some 10,000 nucleotides and encodes a single polyprotein of 3,000 amino acids. HCV was discovered in 1989. Before that…
Read the definitionRandom terms
Show more- Sting, yellow jacket A sting from a yellow jacket (or other large stinging insects such as bees, hornets and wasps) can trigger…
- Acceptable daily intake Estimate of the amount of a substance in food or drinking water, expressed on a body mass basis (usually…
- Anti-cyclic citrullinated peptide antibody See: Citrulline antibody
- Poison oak Poison oak is a form of 'contact dermatitis' or inflammation of the skin resulting from chemicals produced…
- Papular Adjective referring to one or more small solid rounded bumps rising from the skin that are each usually 0.5…
- Nerve, efferent A nerve that carries impulses away from the central nervous system (CNS). An efferent nerve is the opposite…
- Primary tumor A tumor that is at the original site where it first arose. For example, a primary brain tumor is one that…
- Constraint-induced movement therapy A form of intensive physical therapy aimed at reorganizing and reprogramming the brain after a stroke, a…
- Vulvitis Inflammation of the external genital organs of the female (the vulva). The vulva includes the labia…
- Cervical dysplasia Changes from normal in the cells lining the cervix of the uterus. Cervical dysplasia involves a sequence of…
- Legionnaire disease A disease due to the bacteria Legionella pneumophila found in plumbing, shower heads and water-storage tanks…
- Genome All of the genetic information, the entire genetic complement, all of the hereditary material possessed by an…