1.
a drawn game of go; a tie
In the board game go, a result in which the two players' territory is equal, so that neither side wins.
今日の対局は持碁になった。
Today's game ended in a draw.
持碁は珍しい結果だ。
A drawn game is a rare result.
両者の地が同じで、持碁と判定された。
Both players had the same amount of territory, so it was ruled a draw.
Compound of 持 + 碁 (go). A drawn result in go, where both players end with equal territory. It has become rare under modern rules, which add 込み (a points allowance for the second player) to make ties almost impossible.
Mainly a go term. Contrast 勝ち (a win) and 負け (a loss).