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adjective

opaque

CEFR C2

not able to be seen through; hard to understand

In a sentence

Six example sentences with opaque, each labelled with its topic.

  • The glaze goes on opaque, so the sketch underneath vanishes and the painter has to trust her measurements.

    Art

  • The fund's fee structure is opaque, running nine pages, and even the adviser could not say what a client pays yearly.

    Finance

  • His later notebooks are opaque even to specialists, full of private abbreviations and diagrams he never explained to anyone.

    Philosophy

  • Most metals are opaque because their loose electrons absorb visible light before it can travel a single micron.

    Science

  • The architect used opaque glass on the street side, so the hall glows at night without showing a single face.

    Architecture

  • The ranking algorithm is opaque even to its makers, who can list its inputs but not explain any single result.

    Technology

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Found in these word lists

Found in 9 published word listsRecognized

Each source is a published word list that contains opaque. No exam board publishes an official GRE, GMAT or SAT list; GMAT words come from GRE lists and the Academic Word List.