domino
//ˈdɒm.ɪ.noʊ//
Noun
dominoSingular
dominoesPlural
1
A small rectangular block, typically made of wood or plastic, with one side divided into two squares, each marked with a number of spots or left blank, used in playing various games.
We played a game using dominoes.
2
A loose cloak with a hood and a half mask, worn at masquerades.
She wore a black domino to the masquerade ball.
3
A cumulative effect produced when one event sets off a chain of similar events (as in 'domino effect').
The factory closure caused a domino effect on the local economy.