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).
Melanoma, superficial spreading
One of the four clinical types of malignant melanoma, the most common type in whites, typically presents as a raised, irregular, colored area that starts in a mole-like shape but spreads across the skin
Read the definitionRandom terms
Show more- Supine With the back or dorsal surface downward. A person who is supine is lying face up. As opposed to prone. For a…
- PC Although PC is usually taken to mean personal computer, in the biomedical arena PC also stands for protein C…
- Aquaporin A water channel. Aquaporins form pores in the membranes of cells and selectively conduct water molecules…
- Ear ringing Together with other abnormal ear noises, ear ringing is medically called tinnitus. Tinnitus can arise in any…
- Lateral femoral cutaneous mononeuropathy See: Meralgia paresthetica
- Skin test for immunity A method of evaluating whether a person has developed an immune response to certain infections. A substance…
- Acute phase reactant See: Acute-phase protein
- Octalene Trade name of the insecticide aldrin. See: Aldrin and dieldrin
- Cardiopulmonary Having to do with both the heart and lungs
- Homogentisate 1,2-dioxygenase The enzyme encoded in the HGD gene. Mutation of HGD causes the genetic disease alkaptonuria. Homogentisate…
- Naprosyn See: Naproxen
- Psoas Muscles of the lower back (the loin). There are two psoas muscles on each side of the back. The larger of the…