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).
Skin, tattooing of the
The permanent insertion of ink or other pigments below the skin using a sharp instrument. Humans have done tattooing for cosmetic and ritual purposes since at least the Neolithic era. In the Western world, tattooing has historically served…
Read the definitionRandom terms
Show more- Sibship The total number of children born to a set of parents. Siblings belong to a sibship
- Stratum corneum The stratum corneum as a rule refers to the outermost layer of the epidermis, which is itself the outer layer…
- Pancreatectomy A procedure in which a surgeon takes out part or all of the pancreas (an organ behind the lower part of the…
- Back pain Pain felt in the low or upper back. There are many causes of back pain. Pain in the low back can relate to…
- Functional genomics The function of each gene in the genome. Functional genomics is the study of genes, their resulting proteins…
- Orientation, anatomic terms of See Anatomic terms of orientation
- Hematuria, microscopic Blood in the urine that is visible only under a microscope. There is so little blood that it cannot be seen…
- Absent eye Also called anophthalmia, a congenital malformation (birth defect) of the globe. Anophthalmia refers…
- Infarct An area of tissue death due to a local lack of oxygen. For example, in a myocardial infarction there is death…
- Compression, biliary See: Biliary compression
- Fetoscope (1) A flexible fiberoptic device used to view or operate upon a fetus within the womb (to do fetal…
- C5 (cervical vertebra) The fifth cervical (neck) vertebra from the top