"certain"@en-us . . "established beyond doubt or question; definitely known; \"what is certain is that every effect must have a cause\"; \"it is certain that they were on the bus\"; \"his fate is certain\"; \"the date for the invasion is certain\""@en-us . "300335421"@en-us . "300335421"^^ . "00335421-a"^^ . . "0"^^ . "300326921"@en-us . . "300331019"@en-us . . . . . "certain"^^ . "0"^^ .