Meaning of “complete” - Learner’s Dictionary

complete

verb [ T ] uk us /kəmˈpliːt/
FINISH

A2 to finish doing or making something:

The palace took 15 years to complete.
She will complete her studies in France.
MAKE STH WHOLE

A2 to provide the last part needed to make something whole:

Complete the sentence with one of the adjectives provided.
WRITE

A2 to write all the details asked for on a form or other document

(Definition of “complete verb” from the Cambridge Learner’s Dictionary © Cambridge University Press)