[1] : WordNet (r) 2.0

present perfect
     n : a perfective tense used to express action completed in the
         present; "`i have finished' is an example of the present
         perfect" syn: present perfect tense
see also:
present perfect tense 

Present >> P Words
Present, definition of term: Present
present_pag1.html

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

Perfect Tense >> P Words
Perfect Tense, definition of term: Perfect Tense
perfect+tense_pag1.html

Perfect Number >> P Words
Perfect Number, definition of term: Perfect Number
perfect+number_pag1.html

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

At Present >> A Words
At Present, definition of term: At Present
at+present_pag1.html

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