backsheet

B3A1C3K5S1H4E1E1T1

noun

The bottom layer of a solar cell.

Opposite
topsheet
Scrabble 20
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Meanings

nounbacksheet (plural backsheets)

plural backsheets

  1. The bottom layer of a solar cell.
  2. The outermost layer of a diaper or menstrual pad, made from breathable waterproof materials to prevent leakage.

    Antonyms: topsheet

Synonyms & antonyms

nounThe outermost layer of a diaper or menstrual pad, made from breathable waterproof materials to prevent leakage.

Opposite
topsheet

Origin

back + sheet

Full word history & related roots →
Cite this entry
APA

backsheet. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/backsheet

MLA

“backsheet.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/backsheet. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “backsheet,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/backsheet.

Source: backsheet on Wiktionary, CC BY-SA 4.0.