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).
Depigmentation
Loss of color (pigment) from the skin, mucous membranes, hair, or retina of the eye. The color of the skin, mucous membranes, hair, and retina is due to the deposition of melanin, which is a coloring matter. Melanin is produced by…
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Show more- Oncogene 1. A gene that played a normal role in the cell as a proto-oncogene and that has been altered by mutation and…
- GPO GPO stands for various things (such as the Government Printing Office) but in a healthcare context (and many…
- Vestibule of the ear A cavity in the middle of the bony labyrinth in the inner ear
- Keratotic scabies See crusted scabies
- Hydrophobia Gross edema (swelling), usually with anemia, of the fetus. It can be due to Rh blood group incompatibility…
- Clone bank Synonym for Genomic library.
- Vein, external jugular The more superficial of the two jugular veins situated on each side of the neck. The other is the internal…
- Rib, fluctuating One of the last two ribs. A rib is said to be 'fluctuating' if it does not attach to the sternum (the breast…
- Achilles In Greek mythology, the hero who was thought to have some special medical knowledge. Achilles studied…
- Infant water requirements Water is an important part of a baby's diet because water makes up a large proportion of the baby's body…
- Dysphasia One in a group of speech disorders in which there is impairment of the power of expression by speech…
- Antimicrobial A drug used to treat a microbial infection. 'Antimicrobial' is a general term that refers to a group of drugs…