Dictionary definition · unknown
noun
- an unknown and unexplored region"they came like angels out of the unknown"
- anyone who does not belong in the environment in which they are found
- a variable whose values are solutions of an equation
adjective
- not known"an unknown amount"
- being or having an unknown or unnamed source"a poem by an unknown author"
- not known to exist"things obscurely felt surged up from unknown depths"
- not famous or acclaimed"an obscure family"
- not known before"used many strange words"
Similar words
Source: Open English WordNet (CC BY 4.0).