unseen
[adjective]
Synonyms: unobserved, concealed, hidden, invisible, obscure, undetected, unnoticed

[TahlilGaran] English Synonym Dictionary ▲

I. un‧seen¹ /ˌʌnˈsiːn◂/ adjective formal
not noticed or seen:
Raj crept out of the house unseen.
unseen dangers
⇒ sight unseen at sight¹(17)

[TahlilGaran] Dictionary of Contemporary English ▲

II. un‧seen² /ʌnˈsiːn/ noun [countable]
British English a piece of writing that you must translate into your own language in an examination

[TahlilGaran] Dictionary of Contemporary English ▲

unseen
ˈʌnˈsi:n
See: sight unseen

[TahlilGaran] English Idioms Dictionary ▲