Alternative spelling of power play.

(chemistry) That which has plated out; dissolved metal deposited onto a solid surface.

(intransitive, chemistry, of an aqueous ion) To be neutralized and deposited onto a solid surface. / (transitive, chemistry) To cause to plate out.

Synonym of play a part

Alternative form of outplay

(nautical) A diving plane mounted on or near the bow of a submarine.

(nautical) A diving plane mounted on or near the stern of a submarine.

(nautical) A moveable control surface on a submarine, used to control the depth and pitch of the submarine.

(nautical) A diving plane mounted on or near the sail of a submarine, used to cause the submarine to rise or sink without pitching up or down.