Meaning of the word "non existent" in English

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

non existent

US /ˌnɑn-ɪɡˈzɪstənt/
UK /ˌnɒn-ɪɡˈzɪstənt/

Adjective

not existing; absent

Example:
Evidence of his involvement was completely non-existent.
Customer service at that company is practically non-existent.