Having meaning, significant.

Lacking meaning. / Insignificant; not worthy of importance.

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

during the interval; meanwhile

The time between two events.

During the time that something is happening. / At the same time, but elsewhere. / In contrast or opposed to aspects previously mentioned.

(archaic) third-person singular simple present indicative form of mean

The state or measure of being meaningful.

superlative form of mean: most mean

(archaic) second-person singular simple present form of mean