unknownvalue
nounUK /ʌnˈnəʊn ˈvæljuː/
US /ʌnˈnoʊn ˈvæljuː/
An unknown value is a number or answer that nobody knows yet.
The teacher put an unknown value in the math problem for us to find.
OTHER MEANINGS
2. A piece of information in a computer that has not been filled in yet.
The form showed an unknown value until I typed my name.
3. A fact or detail that scientists are still trying to discover.
The depth of the deep ocean is still an unknown value to researchers.
4. A secret number in a game that players must guess.
The game picked an unknown value between one and ten.