bottom-up

adjective
UK /ˌbɒtəm ˈʌp/
US /ˌbɑːtəm ˈʌp/

Starting from the smallest parts and building up to the whole.

The teacher planned the lesson bottom-up, starting with simple words before whole sentences.


OTHER MEANINGS

2. Built or organized from the base level upward rather than from the top.

The company used a bottom-up approach to gather ideas from every employee.

3. In computing, a method of analyzing or designing a system starting from its smallest components.

The programmer debugged the software using a bottom-up strategy.

4. Relating to a style of management where lower-level workers have a say in decisions.

Their bottom-up management style made everyone feel heard.