adverb
US/ˌhaɪ.əˈrɑːr.kɪ.kəl.i/
UK/ˌhaɪ.əˈrɑː.kɪ.kəl.i/
In a way that arranges people or things in levels from the most important to the least important.
In context
The company is organized hierarchically, so every decision goes up through several managers.
Short entry. Full notes coming.