unknown
adjective
not known; specif.,
- not in the knowledge, understanding, or acquaintance of someone; unfamiliar (to)
- not discovered, identified, determined, explored, etc.
noun
- an unknown person or thing
- an unknown mathematical quantity: also, a symbol for this
See unknown in American Heritage Dictionary 4
(ŭn-nōnˈ)
adjective- Not known; unfamiliar: a modern-day problem unknown in earlier times.
a. Not identified or ascertained: received flowers from an unknown admirer.
b. Not established or verified.
- Not well known or widely known: an unknown artist.
nouna. A person or thing that is unknown: “the abyss of the unknown” (Helena Petrovna Blavatsky).
b. A person who is not well known, as to the general public: cast an unknown in the starring role.
- Mathematics A quantity of unknown numerical value.
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