unrestricted

Etymology

It is formed from English un- + restricted, "not" and "limited, confined".^[2][3][4] Restricted itself is formed from the verb restrict.^[2]

Earliest recorded meaning

Not restricted, unlimited: 1750, in R. Morris's Rural Architecture, in the OED's revised entry of 2014.^[2] The OED's first edition and Etymonline date the word to 1766.^[5][3]

Semantic evolution

The word has kept its one general sense, "free of limits or restrictions", since it was first recorded.^[2][4] The adverb unrestrictedly and the noun unrestrictedness followed in the mid 19th century.^[4] Wiktionary also records the sense "having no security classification".^[6]

Timeline

• 1750 – not restricted, unlimited.^[2] The OED's first edition and Etymonline date it to 1766.^[5][3]
• 1844 – the adverb unrestrictedly.^[5]

Meanings

Adjective

1. Not limited or restricted in any way; free or open to all: Visitors have unrestricted use of the reading room.^[7][8][2]
2. Having no security classification; not secret.^[6]

References

1. ^ a b Wiktionary, the free dictionary, https://en.wiktionary.org
2. ^ a b c d e f Oxford English Dictionary Online (accessed March 2026), Oxford: Oxford University Press
3. ^ a b c Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
4. ^ a b c Shorter Oxford English Dictionary on Historical Principles (2002), 5th ed., ed. William R. Trumble and Angus Stevenson, Oxford: Oxford University Press
5. ^ a b c Simpson, J. A.; Weiner, E. S. C., eds. (1989), The Oxford English Dictionary, 2nd ed., Oxford: Clarendon Press
6. ^ a b Random House Webster's Unabridged Dictionary (1999), 2nd ed., New York: Random House
7. ^ Collins English Dictionary (2023), Glasgow: HarperCollins
8. ^ Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster