/ ˈɒfset; NAmE ˈɔːf-; ˈɑːf-/ verb , adjective
■ verb
( off·set·ting , off·set , off·set ) [ vn ] offset sth (against sth) to use one cost, payment or situation in order to cancel or reduce the effect of another :
Prices have risen in order to offset the increased cost of materials.
( BrE )
What expenses can you offset against tax ?
■ adjective
[ only before noun ] used to describe a method of printing in which ink is put onto a metal plate, then onto a rubber surface and only then onto the paper