MICROSCOPE
microscope
(noun) magnifier of the image of small objects; “the invention of the microscope led to the discovery of the cell”
Source: WordNet® 3.1
Etymology
Noun
microscope (plural microscopes)
An optical instrument used for observing small objects.
Any instrument for imaging very small objects (such as an electron microscope).
Verb
microscope (third-person singular simple present microscopes, present participle microscoping, simple past and past participle microscoped)
To examine with a microscope, to put under a microscope (literally or figuratively).
Synonym: microscopize
Source: Wiktionary
Mi"cro*scope, n. Etym: [Micro- + -scope.]
Definition: An optical instrument, consisting of a lens, or combination of
lenses, for making an enlarged image of an object which is too minute
to be viewed by the naked eye. Compound microscope, an instrument
consisting of a combination of lenses such that the image formed by
the lens or set of lenses nearest the object (called the objective)
is magnified by another lens called the ocular or eyepiece.
– Oxyhydrogen microscope, and Solar microscope. See under
Oxyhydrogen, and Solar.
– Simple, or Single, microscope, a single convex lens used to
magnify objects placed in its focus.
Source: Webster’s Unabridged Dictionary 1913 Edition