■ noun the way in which something is arranged or presented.
↘ Computing a defined structure for the processing, storage, or display of data.
■ verb ( ~s , ~ting , ~ted ) (especially in computing) arrange or put into a ~.
↘prepare (a storage medium) to receive data.
Origin
C19: via Fr. and Ger. from L. ~us (liber) 'shaped (book)'.