de ‧ ben ‧ ture /dɪˈbentʃə $ -ər/ BrE AmE noun [countable] technical
[ Date: 1400-1500 ; Language: Latin ; Origin: debentur 'they are owed' , from debere 'to owe' ]
an official document produced by a company showing how much ↑ interest it will pay on a ↑ loan