backerboard
Meanings
noun
- A board used behind or under other material, often as support.
- Boards used as underlayment for tile, plaster, or other materials.
- A sacrificial board placed behind or under a board being drilled or sawn, so as to prevent blowouts. (Usually scrap ends reused for such purpose.)
- Sheets of cardboard or similar material used to preserve or display books, magazines, art prints, etc.
Word forms
Etymology
From backer + board.
Related words
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