[1] : WordNet (r) 2.0

past perfect
     n : a perfective tense used to express action completed in the
         past; "`i had finished' is an example of the past
         perfect" syn: past perfect tense, pluperfect, pluferfect
         tense
see also:
past perfect tense pluperfect pluferfect tense 

Past Perfect >> P Words
Past Perfect, definition of term: Past Perfect
past+perfect_pag1.html

Past >> P Words
Past, definition of term: Past
past_pag1.html

Past Tense >> P Words
Past Tense, definition of term: Past Tense
past+tense_pag1.html

Past Times >> P Words
Past Times, definition of term: Past Times
past+times_pag1.html

Past Participle >> P Words
Past Participle, definition of term: Past Participle
past+participle_pag1.html

Past Master >> P Words
Past Master, definition of term: Past Master
past+master_pag1.html

Future Perfect >> F Words
Future Perfect, definition of term: Future Perfect
future+perfect_pag1.html