MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Esophagoscopy
Examination of the esophagus using a thin, lighted instrument
Read the definitionRandom terms
Show more- Artificial knee A replacement for the human knee. An artificial knee typically has a metal shell on the end of the thigh bone…
- Aphagia Inability to eat. From the Greek prefix 'a-' meaning 'not' + 'phago' meaning 'to eat' + not to eat.
- Chromosome 3 One of the largest human chromosomes, comprising approximately 6.5% of the human genome. Chromosome 3 has…
- Cancer, ovarian Cancer of the ovary, the egg sac of females. The anatomic location of the ovaries: NTER>Most ovarian growths…
- Labia, oral The lips around the mouth. See lip.
- Osteoporosis Osteoporosis: Thinning of the bones with reduction in bone mass due to depletion of calcium and bone protein…
- Therapy, PUVA See: PUVA
- Plaque, skin A plaque is a broad, raised area on the skin. Because it is raised, it can be felt (palpated). By definition…
- Journal of the National Cancer Institute Cancer Institute: A medical journal sponsored by the National Cancer Institute (NCI), one of the National…
- Lymph node The first lymph node ("gland") to receive lymphatic drainage from a tumor. Which lymph node is the sentinel…
- Normal pressure hydrocephalus A specific form of hydrocephalus in which the central cavities of the inner brain (the ventricles) enlarge at…
- Elastase inhibitor See: Antielastase