種たね石いし

noun

small stone chips (for terrazzo, etc.)

Technical term in construction and flooring; refers to the small aggregate stones used in terrazzo or similar composite surfaces.

• テラゾーの床ゆかには、大だい理り石せきの種たね石いしが使つかわれている。

  Marble seed stones are used in terrazzo flooring.

noun

seed stone (othello game)

Used in the context of the board game Othello (Reversi); refers to the initial four pieces placed at the center at the start of the game.

• オセロでは、最さい初しょに種たね石いしを中ちゅう央おうに置おく。

  In Othello, you first place the seed stones in the center.