meantime

The time between one occurrence and another; an interval.

During a period of intervening time; meanwhile.

During the interval; in the interval between one specified period and another.

The interval between one specified period and another: only in the phrase in the meantime, formerly also the meantime: properly two words (in the mean time), conventionally written as one, after the adverb.

The intervening time.

In the intervening time; during the interval.

The time spent waiting for another event; time in between.

during the interval; meanwhile

the time between one event, process, or period and another

during the intervening time