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).
Hemoglobin E
Normal embryonic hemoglobin, the main type of hemoglobin found in the human embryo. The E stands for embryonic and also for epsilon, the chain unique to embryonic hemoglobin (which was originally known as Gower-2)
Read the definitionRandom terms
Show more- Lycopene Lyme disease is a bacterial illness caused by a bacterium called a "spirochete." Lyme disease is spread by…
- Adenomyoma A nodule that forms around tissue of the inner uterus (endometrial tissue) as a result of adenomyosis. See…
- Midwife, certified See: Certified midwife
- Anomalad, Klippel-Feil See: Klippel-Feil sequence
- Shock lung See: ARDS
- MD Abbreviation for the Latin Medicinae Doctor, Doctor of Medicine
- Chemoprophylaxis The use of a chemical agent to prevent the development of a disease. See: Chemoprevention
- Excisional Pertaining to the act of excision, of removal by surgery. An excisional biopsy is one in which the lesion is…
- Slipped spine See: Spondylolisthesis
- Isochromosome An abnormal chromosome with two identical arms due to duplication of one arm and loss of the other arm…
- Nasal septum The dividing wall within the nose. The nasal septum runs down the middle of the nose creating two sides to…
- Chickenpox immunization Immunization designed to prevent or lessen the severity of the common disease known as chickenpox. The…