unknown (/ʌnˈnoʊn/)
adjective · Intermediate · Adjectives
🔊 /ʌnˈnoʊn/
Meaning
Meaning: not known
Not known or identified.
Examples
🗣 The cause of the fire is still unknown to the investigators.
Etymology
From ‘un-‘ plus ‘known’ (past participle of ‘know’).
How & Where It’s Used
Marks mysteries, strangers, or undiscovered facts.
Tags: knowledge