Meaning of the word "subsist on" in English

What does "subsist on" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

subsist on

US /səbˈsɪst ɑːn/
UK /səbˈsɪst ɒn/

Phrasal Verb

to manage to stay alive, especially with very little food or money

Example:
The refugees had to subsist on a diet of rice and beans.
Many families in the region subsist on less than a dollar a day.