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microscope

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The definition of a microscope is an instrument with lenses which is used to make really small objects look bigger by magnifying them.

(noun)

The tool used by scientists to look at really small bacteria that they need to magnify is an example of a microscope.

See microscope in Webster's New World College Dictionary

noun

an instrument consisting essentially of a lens or combination of lenses, for making very small objects, as microorganisms, look larger so that they can be seen and studied

Origin: ModL microscopium: see micro- & -scope

See microscope in American Heritage Dictionary 4

noun

An optical instrument that uses a lens or a combination of lenses to produce magnified images of small objects, especially of objects too small to be seen by the unaided eye.
An instrument, such as an electron microscope, that uses electronic or other processes to magnify objects.

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