Learn how to say Transparencies correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word transparency:
noun (plural transparencies)
1 [mass noun] the condition of being transparent:
the transparency of ice
2a positive transparent photograph printed on transparent plastic or glass, able to be viewed using a slide projector:
colour transparencies of the Grand Canyon
late 16th century (as a general term denoting a transparent object): from medieval Latin transparentia, from transparent- ‘shining through’ (see transparent)