Definition of sui-mate in English:

sui-mate

noun

Chess
  • A chess problem in which one player (usually White, moving first) must force the other to deliver checkmate, typically within a specified number of moves; a checkmate forced in this way; = "selfmate". Compare "sui", sui-mate .

Pronunciation

sui-mate

/ˈsuːɪˌmeɪt/ /ˈsjuːɪˌmeɪt/ /ˈsuːʌɪmeɪt/

Origin

Mid 19th century. From classical Latin suī of oneself + mate, perhaps after suicide.