NOTE: refers to the time span when something did not happen
There was a thirty-second postponement in the broadcast, due to a network failure.
These postponements in production while the machinery is serviced are costing us money.
WordNet 3.0 Sense Numbers: 1
NOTE: refers to an agent's deciding to delay something
The doctor became annoyed with Bob's postponements of his annual physical.
She sent email announcing a postponement of the meeting until Thursday.
WordNet 3.0 Sense Numbers: 2