crosscut plank; horizontal board
A plank cut across the grain or placed horizontally. Used in woodworking and construction.
The horizontal board of this shelf is a little warped.
rear part of a Noh stage
Specific term in Noh theater referring to the back section of the stage. Not used in everyday contexts.
The musicians sit on the rear part of the Noh stage.
Compound of 横 (yoko, 'horizontal') and 板 (ita, 'board'). The Noh stage sense is a specialized extension of the literal meaning.