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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Skin color
The color of skin which is complexly determined. Skin color depends on many factors including reddening caused by inflammation, the hemoglobin level in the blood, and the darkening caused by increased deposition of the pigment melanin…
Read the definitionRandom terms
Show more- Antiseptic Something that discourages the growth microorganisms. By contrast, aseptic refers to the absence of…
- Primum non nocere The Latin words for medical slogan 'First do no harm,' a fundamental medical precept of Hippocrates (ca…
- Line, central venous A catheter (tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- Cardiac transplant See: Heart transplant
- Retinal pigment epithelium The pigment cell layer that nourishes the retinal cells. The retinal pigment epithelium is located just…
- Histo spot A small circular punched-out spot in the retina at a site where spores of the fungus histoplasma (histo)…
- Stevens-Johnson syndrome See: Stewart, Alice.
- Race-based drug A drug designed for a particular racial group. The first race-based drug was BiDil, a combination of two old…
- Neck pain Neck pain: Neck pain is the sensation of discomfort in the neck area. Neck pain can result from disorders of…
- Human embryonic stem cell Stem cell: Also known as a human pluripotent stem cell, one of the 'cells that are self-replicating, are…
- Polyclonal Derived from different cells. As opposed to monoclonal
- Mycet- Prefix that denotes a relationship to fungus. From the Greek mykes, meaning fungus