twelve 
/ˈtwɛlv/ noun
plural twelves /ˈtwɛlv/ noun 1 [count] : the number 12 2 [count] : the 12th in a set or series
▪ question number twelve 3 [noncount] : twelve o'clock
▪ “What time is it?” “It's twelve.” ▪ I have lunch at twelve. 4 the Twelve : the twelve original disciples of Jesus Christ
▪ question number twelve
▪ “What time is it?” “It's twelve.” ▪ I have lunch at twelve.
— twelve adjective
▪ It was a twelve-hour flight. ▪ twelve days later
▪ It was a twelve-hour flight. ▪ twelve days later
— twelve pronoun
▪ All twelve (of them) came to the party.
▪ All twelve (of them) came to the party.
