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).
Pregnancy ultrasound
Creating an image of the developing fetus within the uterus by means of measuring the vibrations returned when a device emits high-frequency sound waves. Ultrasound imaging has been done during pregnancy for over three decades. It has…
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Show more- Myeloperoxidase deficiency Deficiency of the enzyme myeloperoxidase which may predispose to severe fungal infections. The enzyme is…
- Syndrome, Noonan (NS) A multifaceted genetic disorder characterized by a series of birth defects (congenital malformations)…
- DHA 1. Docosahexaenoic acid, an essential fatty acid, thought to be important to the development of infants…
- Position, anatomical See: Anatomical position
- Missense mutation Mutation: A genetic change involving the substitution of one base in the DNA for another which results in the…
- Pigment A substance that gives color to tissue. Pigments are responsible for the color of skin, eyes, and hair
- NAME syndrome Acronym for Nevi, Atrial myxoma, Myxoid neurofibroma, and Ephelides. Now included in the Carney complex. See…
- HIV infection, acute The body's initial reaction to infection by the HIV virus. Acute HIV infection is a flu-like syndrome that…
- Chronic wasting disease A transmissible spongiform encephalopathy (TSE) of North American deer and elk, a progressive…
- ET Street name for alpha-ethyltryptamine
- Yersiniosis An infectious disease caused by a bacterium called Yersinia enterocolitica (and, less often, other forms of…
- Nasal septum The dividing wall within the nose. The nasal septum runs down the middle of the nose creating two sides to…