The firm timed operations to take advantage of a full summer, from June to September - the most profitable period of the year.

The VOC encountered a rough patch around 1670, after a very profitable period up to that time.

This heralded the canal's most profitable period, though it was short-lived.

He had chosen real estate instead; had experienced a profitable period and was now indulging in a life of leisure.

This set of figures marked the first profitable period of operation following reconstitution.

Many retailers in those areas said they had to shut down on what is historically the most profitable period during the vacation season.

The tendency to swing between profitable and unprofitable periods over time is commonly known as the underwriting or insurance cycle.

USAir posted a loss of $75.1 million in the second quarter, a traditionally profitable period.

THE fourth quarter of the year is our busiest and most profitable in the pre-Christmas trading period.

Thus, it turned what is normally a highly profitable period into a money loser.