IPA: /əˈlɒkeɪtə/
KK: /əˈlɑːkeɪtər/
A person or system that distributes resources or assigns tasks to others.
The allocator decided how to distribute the funds among the various departments.
Allocator → It is formed from "ad-" (meaning to) and "locare" (meaning to place). The word "allocator" refers to someone who places or assigns resources or responsibilities.
Think of someone 'placing' ('locare') something 'to' a specific purpose ('ad-') — that's why an allocator is someone who assigns resources.