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).
PRK (photorefractive keratectomy)
A kind of laser eye surgery designed to change the shape of the cornea to eliminate (or reduce) the need for glasses and contact lenses. The laser is used to remove the outer layer of the cornea and flatten the cornea. The flattening of…
Read the definitionRandom terms
Show more- Anaesthesia See: Anesthesia
- Ague A fever (such as from malaria) that is marked by paroxysms of chills, fever, and sweating recurring regular…
- Transport defect Within the body, many molecules are able to pass across the membranes that surround cells. These molecules…
- Labrum In medicine, a ring of fibrocartilage (fibrous cartilage) around the edge of the articular (joint) surface of…
- Eosinophilic fasciitis (Shulman syndrome) A disease which leads to inflammation and thickening of the skin and fascia. (The fascia is a lining tissue…
- Mastoiditis Inflammation of the mastoid, often secondary to ear infection.
- Richard L. Varco See: Varco, Richard L.
- Homologous chromosomes A pair of chromosomes containing the same gene sequences, each derived from one parent
- Clinical Research Center (CRC) A key resource for clinical research. Also called a General Clinical Research Center (GCRC). One in a…
- Chromosome band One of the transverse bands produced on chromosomes by differential staining techniques. Depending on the…
- Blindness, legal See: Legal blindness
- Human T-lymphotropic virus HTLV. A retrovirus that causes adult T-cell leukemia. HTLV is endemic (constantly present) in southern Japan…