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).
Bone, calf
Familiar name for the fibula, the lateral (outside) and smaller of the two long bones in the lower leg. The other bone in the lower leg is the tibia. The tibia bears weight; the fibula does not. The fibula articulates (comes together to…
Read the definitionRandom terms
Show more- Calcitriol The active form of vitamin D. Calcitriol is formed in the kidneys or made in the laboratory. It is used as a…
- Ejaculation Ejection of sperm and seminal fluid
- Lymphoma, AIDS-related Lymphoid tumors that appear in people with AIDS, presumably due to immune- system impairment. Treatment is…
- Hybridization, fluorescent in situ An important molecular cytogenetic method for identifying chromosomes and parts of chromosomes, deciphering…
- Amebic dysentery Dysentery (inflammation of the intestine) with ulcers in the colon due to infection with an ameba (Entamoeba…
- Scale, skin A thin piece of the outermost layer of skin resembling a fish scale. They represent a heaping up of the…
- Syndrome, irritable bowel (IBS) A common gastrointestinal disorder (also called spastic colitis, mucus colitis or nervous colon syndrome)…
- Foot drop See Foot-drop
- Spasticity A state of increased tone of a muscle (and an increase in the deep tendon reflexes). For example, with…
- SJS Stevens-Johnson syndrome.
- Oxyhemoglobin The oxygen-loaded form of hemoglobin, the predominant protein in red blood cells. Hemoglobin is a protein…
- Intervertebral foramen An opening between vertebrae through which nerves leave the spine and extend to other parts of the body. Also…