unsignednumber
nounUK /ʌnˈsaɪnd ˈnʌmbə/
US /ʌnˈsaɪnd ˈnʌmbər/
An unsigned number is a number that is zero or bigger, with no minus sign.
The counter only accepts unsigned numbers, so you cannot enter -5.
OTHER MEANINGS
2. In computing, a number stored without a sign bit, so it can only represent values from zero upward.
The byte is stored as an unsigned number, giving a range of 0 to 255.
3. A numeral written without a plus or minus sign in front of it.
In the list, 42 appears as an unsigned number while -42 has a minus sign.
4. A quantity in mathematics that is taken as non-negative, ignoring any sign.
The distance is an unsigned number because direction does not matter here.