dish drainer; draining board
A rack or board placed next to the sink for drying dishes after washing.
I put the washed dishes on the draining board to dry.
Standard kanji spelling for a dish drainer or draining board.
Variant spelling without the okurigana り; less common but still used.
Compound of 水切り (mizukiri, 'draining water') + 棚 (tana, 'shelf').