Word Games Pro Dictionary
echelon
noun
A diffraction grating consisting of a pile of plates of equal thickness arranged stepwise with a constant offset
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Word Facts
How it sounds
Pronunciation
ˈɛʃəlɒn
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Audio Pronunciation
Meaning
Definitions
noun
A diffraction grating consisting of a pile of plates of equal thickness arranged stepwise with a constant offset
noun
A body of troops arranged in a line
noun
Status in a society or organization
“The upper echelon”
In context
Example Sentences
The upper echelon
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