IPA: /ˌjuːnɪˈlɪnɪə/
KK: /ˌjunɪˈlɪnɪər/
Relating to a process that progresses in a single, straight line or sequence, often moving from simpler to more complex stages.
The unilinear model of development suggests that all societies evolve in a similar manner over time.
Unilinear → It is formed from "uni-" (meaning one) and "linear" (from Latin "linearis", meaning relating to a line). The word "unilinear" refers to something that follows a single line or path, indicating a straightforward or singular direction.
Think of 'one' ('uni-') following a 'line' ('linear') — that's why unilinear means following a single line or path.