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).
Poly-
1) Prefix meaning much or many For example, polycystic means characterized by many cysts. 2) Short form for polymorphonuclear leukocyte, a type of white blood cell
Read the definitionRandom terms
Show more- Catheter, Foley A flexible plastic tube (a catheter) inserted into the bladder to provide continuous urinary drainage. The…
- Transvaginal ultrasound A technique in which sound waves are sent out by an ultrasound probe that has been inserted in the vagina…
- Fridayitis A perplexing condition that suddenly strikes some workers and students on Friday and leads to their absence…
- St. Vitus dance Another name for Sydenham chorea. St. Vitus is the patron saint of epileptics, dancers, and actors
- Labium A lip. Labium is the singular of the Latin neuter noun meaning lip. The plural is labia. For more…
- Costal margin The lower edge of the chest (thorax) formed by the bottom edge of the rib cage
- Spine 1) The column of bone known as the vertebral column, which surrounds and protects the spinal cord. The spine…
- Glycohemoglobin Also known as glycosylated hemoglobin, hemoglobin to which glucose is bound, a measure of the long-term…
- Hypophosphatemia A less than normal blood level of phosphate. The opposite of hyperphosphatemia.
- Hidrotic Pertaining to hidrosis, sweating, the production of perspiration. Hidrotic ectodermal dysplasia is the form…
- Mimesis Imitation or mimicry. Mimesis in medicine refers to the hysterical simulation of organic disease and to the…
- CME Stands for Continuing Medical Education. CME programs are intended, literally, to continue the medical…