bi·​fa·​cial (ˌ)bī-ˈfā-shəl How to pronounce bifacial (audio)
: having opposite sides or faces worked on to form an edge for cutting or scraping
bifacially adverb

Example Sentences

Recent Examples on the Web Unlike classical solar cells, where there is a metallic plate at the bottom to collect electrons and where only one face is active, the solar cells aboard the boat use metallic strings for the same purpose and get benefit of bifacial cells. Dhananjay Khadilkar, Discover Magazine, 2 Feb. 2017 The White House has sought to claw back the exemption for bifacial, or two-sided, solar panels granted by U.S. Trade Representative Robert Lighthizer in 2019. Katherine Doyle, Washington Examiner, 12 Oct. 2020 President Biden chose not to do that for the double-sided panels, known in the industry as bifacial panels. Kenneth Rapoza, Forbes, 24 Apr. 2022 The group’s chief executive, Abigail Ross Hopper, praised the exemption for bifacial panels. Time, 4 Feb. 2022 Domestic producers have argued that the exclusion for bifacial panels guts the tariffs. Josh Zumbrun, WSJ, 4 Feb. 2022 The order comes weeks after President Donald Trump moved to eliminate a tariff exemption for the two-sided, or bifacial, panels. Brian Eckhouse,, 24 Oct. 2020 Yesterday’s ruling, though, comes following a proclamation from President Trump last month recommending revoking the exclusion for bifacial panels. Josh Siegel, Washington Examiner, 20 Nov. 2020 While bifacial was considered a niche product, the tariffs had encouraged some new solar manufacturing in the U.S., and module imports exempt from those duties posed a threat. Brian Eckhouse,, 24 Oct. 2020 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'bifacial.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1842, in the meaning defined above

Time Traveler
The first known use of bifacial was in 1842

Dictionary Entries Near bifacial

Cite this Entry

“Bifacial.” Dictionary, Merriam-Webster, Accessed 6 Jun. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!