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Definition of past future perfect
(Entry 1 of 2)
: of, relating to, or constituting a verb tense that is traditionally formed in English with would have or should have and denotes an action or state completed at a time formerly in prospect (as would have finished in “on Monday I saw that by Friday he would have finished”)
past future perfect
nounDefinition of past future perfect (Entry 2 of 2)
1 : the past future perfect tense of a language
2 : a verb form in the past future perfect tense
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