The adjective holistic means looking at the whole (integrated) system instead of their individual parts.  

Synonyms are comprehensive, integrated, entire or full.

The word origins from the Greek word holos meaning “entire” or “all”. It comes from holistic medicine (1960) and describes the treatment of a “whole” person rather than focusing on single symptoms. In general it describes the analysis of breaking down the whole into its parts to gain a “holistic picture”.

We suggest to have a more holistic approach running this project.

Holistic medicine is for the treatment of both mind and body.

They lost the overview of which team is working on what tasks and therefore recommended a holistic view.