entirely unknown

Examples (10)

• The origin of the artifact remains entirely unknown to researchers.
• Her past was entirely unknown to her new colleagues.
• For centuries, this species was entirely unknown to science.
• The outcome of the experiment is entirely unknown at this stage.
• He ventured into a territory entirely unknown to him.
• The reasons for the sudden disappearance are entirely unknown.
• Before his debut, he was an artist entirely unknown to the public.
• The solution to the complex problem was entirely unknown until recently.
• She found herself in a country where the language was entirely unknown to her.
• The future of the company is entirely unknown after the scandal.