No, "coherent" is not a verb. It is an adjective used to describe something logical or consistent.
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A Coherent Laser is a laser produced by the Coherent company in
Santa Clara, California. In order to find a list of the available
products by Coherent as well as the ability to contact them you can
visit the official Coherent website.
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Incoherent
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"Please give a coherent definition of the tiny ear bones."
Coherent means to make it easy to understand or to see.