шайба

Noun

 * 1) washer A round metal plate with a hole in the middle, which is placed under a nut or under the head of a screw for better tightening
 * 2) hockey puck A heavy rubber puck used to play ice hockey
 * 3) dial A circular device on the axis of a telephone for dialling a telephone number
 * 1) dial A circular device on the axis of a telephone for dialling a telephone number

Etymology
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Noun

 * 1)  washer (flat disk)
 * 2)  hockey puck

Noun

 * 1) washer
 * 2)  puck