pluperfect has definitions from the fields of grammar,linguistics
1
[ adjective ] more than perfect

Examples

"he spoke with pluperfect precision"

Related terms

perfect

2
[ adjective ] (linguistics) of or relating to the pat perfect tense of verbs

Examples

"pluperfect endings"

Related terms

past_perfect

3
[ noun ] (grammar) a perfective tense used to express action completed in the past

Examples

"`I had finished' is an example of the past perfect"

Related terms

perfective

*