transparency

noun

1. (uncountable)The quality of being transparent.
2. (uncountable)Openness; accessibility to scrutiny.

   “And it [bribery and fraud] didn't stop there. Both Sir Winston Churchill and later Labour leader Michael Foot were allegedly regular recipients of private cheques that would have seen them summarily sacked in this present age of transparency.”

   “Donald Trump has lashed out against his own supporters, calling them gullible “weaklings” for questioning the transparency of a secretive government inquiry into the late high-profile socialite and sex offender Jeffrey Epstein.”

3. (countable)A transparent artwork, viewable by shining light through it.

   “According to Bray (Life of Stothard, p. 50), the silversmiths Rundell and Bridge displayed a large transparency by Thomas Stothard, painted in thin oils on canvas and lit from behind, in front of their house on Ludgate Hill in honour of the King's Jubilee in 1810.”

   “It soon came: as they were on their way to a transparency of their majesties, not a little larger than life—with Bellona, in a very handsome helmet, on one side, and Peace, with a cornucopia and a full blown wreath of roses, on the other—the path was interrupted by a little knot of gentlemen.”

4. (countable)A translucent film-like material with an image imprinted on it, viewable by shining light through it.
5. (countable)Something transparent.

   “John Lehmann's narrator Jack Marlowe is such a transparency, and his fiction is totally formless.”

6. (countable, uncountable)Sufficient accuracy to make the compressed result perceptually indistinguishable from the uncompressed input.