/ trænsˈpærənsi; NAmE / noun ( pl. -ies )
1.
(also informal tranny ) [ C ] a picture printed on a piece of film, usually in a frame, that can be shown on a screen by shining light through the film
SYN slide :
an overhead transparency (= used with an overhead projector )
2.
[ U ] the quality of sth, such as glass, that allows you to see through it
3.
[ U ] the quality of sth, such as an excuse or a lie, that allows sb to see the truth easily :
They were shocked by the transparency of his lies.
4.
[ U ] the quality of sth, such as a situation or an argument, that makes it easy to understand :
a need for greater transparency in legal documents
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WORD ORIGIN
late 16th cent. (as a general term denoting a transparent object): from medieval Latin transparentia , from transparent- shining through, from Latin transparere , from trans- through + parere appear.