abacus   (Sound)

The abacus has 2 Senses.

• abacus
• a tablet placed horizontally on top of the capital of a column as an aid in supporting the architrave
• 台輪を支えるための、円柱頭に水平に置かれた頂板

• abacus
• 算盤, 十露盤
• a calculator that performs arithmetic functions by manually sliding counters on rods or in grooves
• 尺上、みぞのカウンタを手ですべらせて四則計算する計算器