cast (some) light upon (something)

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cast (some) light upon (something)

To reveal information or details about something; to clarify or help people understand something. (A more formal version of "cast (some) light on something.") We've hired a private investigator to help cast light upon the clandestine dealings of the baron. These documents we've uncovered cast some light upon how the late author's final book was meant to end.
See also: cast, light, upon
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

cast

/shed/throw light on
To provide information about or clarify (something).
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
Examining each thesis and their interconnections, this paper casts light upon the Lockean type of mind-body union in "a system of matter fitly disposed."
A geographic study of race and gender, this book casts light upon the ubiquitous--and ordinary-ways carceral power functions in places where African Americans live.
The courage it chronicles and the missteps it casts light upon conclude West's outstanding reporting on the wars of the last decade, the totality of which stands as an important record of the successes and failures of the armed forces during that time.
Kahn's endeavor to examine closely these blessings from their first appearance in classical rabbinic literature to the liturgy created by gays and lesbians in contemporary North America, casts light upon these aspects of prayer and the worshipers who recited them.
In what seems like a comparative study, Qleibo casts light upon certain religious and historical facts by quoting verses from The Torah, and comparing them to verses in The Noble Quran.
Butler also casts light upon the Societa's awareness of stylistic experiments at Parma (notably Traetta's Ippolito ed Aricia) and connections to the ballet corps at Vienna's Burgtheater.
For this reason, our re-reading casts light upon ethical concerns: how do we regard the things we read (and read again)?