Which Roman goddess is the word cereal derived from ?
" According to the American Heritage Dictionary , the Latin word " sincerus " is derived from the Indo-European root " * sm̥kēros " , itself derived from the zero - grade of " * sem " ( " one " ) and the suffixed , lengthened e-grade of " * ker " ( " grow " ) , generating the underlying meaning " of one growth " , hence " pure , clean . "