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).
Emia
Suffix meaning blood or referring to the presence of a substance in the blood. As for example, anemia (lack of blood) and hypervolemia (too high a volume of blood). The ending -emia is one of the building blocks derived from Greek (in this…
Read the definitionRandom terms
Show more- Spinal cord The major column of nerve tissue that is connected to the brain and lies within the vertebral canal and from…
- Iso- Composed of cells of the same size and type. Isocellular is a Greek-Latin hybrid term compounded from the…
- Adenocarcinoma A cancer that develops in the lining or inner surface of an organ. More than 95 percent of prostate cancers…
- Borrelia burgdorferi The spirochete (a type of bacteria) that causes Lyme disease. Named after its discoverer, Dr. Willy…
- CAMP-dependent protein kinase See: Protein kinase A
- Lentigo A type of freckle that is a small tan, brown, or black spot which tends to be darker than the usual…
- Physical therapist A person trained and certified by a state or accrediting body to design and implement physical therapy…
- Adam's apple A familiar anatomic feature in the front of the neck that is due to the forward protrusion of the thyroid…
- Syndrome, Creutzfeldt-Jakob Better known as Creutzfeldt-Jakob disease (CJD). A dementing disease of the brain. It is believed due to an…
- Cone dystrophy A disease of the cones, the specialized light-sensitive cells that act as photoreceptors in the retina of the…
- Sperm function The capability of sperm to function -- to penetrate and fertilize the egg
- Microvascular disease Disease of the finer blood vessels in the body, including the capillaries. In contrast to macrovascular…