Longman Dictionary of Contemporary English homepage

Topic: HARD SCIENCE

Date: 1600-1700
Language: Modern Latin
Origin: microscopium, from micro- ( MICRO-) + -scopium (from Greek -skopion 'instrument for seeing')

microscope

noun
     
microscope
mi‧cro‧scope [countable]
1TH a scientific instrument that makes extremely small things look larger
under/through a microscope
Abnormalities in the cells can be seen quite clearly under a microscope.
Each sample was examined through a microscope.
2

put something under the microscope

to examine a situation very closely and carefully:
Our prison system is being put under the microscope after an alarming number of suicides.
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