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).
Orthotic
A support, brace, or splint used to support, align, prevent, or correct the function of movable parts of the body. Shoe inserts are orthotics that are intended to correct an abnormal, or irregular walking pattern, by altering slightly the…
Read the definitionRandom terms
Show more- Cyt- Prefix used in place of cyto- before a vowel. See: Cyto-
- Diesel exhaust The exhaust generated by diesel engines. This exhaust is a complex mixture of combustion products of diesel…
- Therapy, PUVA See: PUVA
- Intracranial hematoma A hematoma (a collection of blood) within the cranium (skull). The bleed may or may not be within the brain…
- Gravid Pregnant
- Joint, shoulder The shoulder has two main bones: the scapula (the shoulder blade) and the humerus (the long bone of the upper…
- Restriction endonuclease An enzyme from bacteria that can recognize specific base sequences in DNA and cut (restrict) the DNA at that…
- Malignant melanoma See: Melanoma
- Ribosome An RNA molecule that can catalyze its own chemical reactions.
- Duodenal ulcer An ulcer (a hole in the lining) of the duodenum (the first portion of the small intestine). Ulcers can affect…
- Vaccinia keratitis Infection of the cornea due to implantation of vaccinia virus from a smallpox vaccination. People with…
- Nephro- Prefix referring to the kidney as, for example, in nephrotoxic. From the Greek nephros meaning kidney