You searched for: “future perfect
future perfect (s) (noun) (no plural)
A grammatical verb tense which is used to refer to actions that will be completed by a specified time later: In English, future tenses are formed with "will have" and "shall have".

An example of future perfect can be expressed as shown in the following: Ann and Loren will have gone by the time Richard and Mildred will have arrived.

This entry is located in the following unit: futur- (page 1)