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.
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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).
Microscopic
So small it cannot be seen without the aid of microscope. As opposed to macroscopic (large enough to be seen with naked eye). A tiny tumor is microscopic while a big tumor is macroscopic
Read the definitionRandom terms
Show more- Inheritance Not something that is contained in a will, but rather a gene, chromosome or genome that is transmitted from…
- Anti CCP See: Citrulline antibody
- Falciparum malaria Malaria: The most dangerous type of malaria. Red blood cells infected with the parasite tend to sludge and…
- Docosahexaenoic acid DHA. An essential fatty acid, thought to be important to the development of infants, particularly as regards…
- D & C Dilatation and curettage, a minor operation in which the cervix is expanded enough (dilatation) to permit the…
- Hashimoto disease See: Hashimoto thyroiditis
- Septum, heart The septum of the heart is the dividing wall between the right and left sides of the heart. That portion of…
- Flatulent Pertaining to flatulence, the generation of excess gas in the intestinal tract. From the Latin flastus…
- Fever, undulant An infectious disease due to the bacteria Brucella that characteristically causes rising and falling fevers…
- Overactive bladder Overactive bladder: A sudden involuntary contraction of the muscular wall of the bladder causing urinary…
- Toko- (prefix) Stemming from the Greek word 'tokos' meaning childbirth, we have toc-, toco-, tok-, and toko- as combining…
- Tick typhus, Queensland See: Queensland tick typhus