He had a very 'delayed' reaction to the medication. [=a reaction that did not happen immediately]
The nurse apologized for the 'delay' [='wait'] and said that the doctor would be in shortly.
Production problems 'delayed' the introduction of the new model by several months.
(..) Until he recovers, I am powerless. - What if he dies? - Then... ...as you Americans say, all bets are off. Gentlemen, please. This is a brief delay. Nothing more. Your Excellency, gentlemen... I advise you to join us in our prayers for the Holy Father's recovery. We had an agreement! (..)1990 The Godfather Part III