edge lighting

noun

Definition of edge lighting

: the ability of a transparent substance (such as plastic) to transmit light (as from the edge of a sheet or the end of a rod) so that it remains invisible until it emerges at the far edge or end regardless of bends or turns in the substance

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“Edge lighting.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/edge%20lighting. Accessed 26 Feb. 2021.

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