noun
game board
Specifically the flat surface used for playing board games like shogi, go, or chess.
将棋の盤を広げて、駒を並べた。
I unfolded the shogi board and set up the pieces.
noun
Refers to a phonograph record or any flat circular storage medium. Often used in compounds like レコード盤.
彼は古いレコード盤を大切に集めている。
He carefully collects old phonograph records.
noun, used as a suffix
Used as a suffix to indicate a flat, board-like object. Common in technical or descriptive compounds such as 基盤 (foundation/base), 看板 (signboard), or 鉄板 (iron plate).
この機械の制御盤が故障した。
The control panel of this machine broke down.
The kanji 盤 originally depicts a flat vessel or tray. Its modern meanings of 'board' and 'disc' derive from this sense of a flat, broad surface.