unopened

adjective

un·​opened ˌən-ˈō-pənd 

-pᵊmd

: not opened

unopened mail

an unopened window

a letter that was returned unopened

Examples of unopened in a Sentence

Recent Examples on the Web

Now even that last remnant is going away, but somewhere, presumably, there’s still an unopened Columbia House invoice waiting to be paid. — Spin Staff, SPIN, 17 Aug. 2026

Investigators later found two empty 375-milliliter bottles and one unopened bottle inside his vehicle, while another empty bottle was found in his room at the Commack Motor Inn. — Nicole Acosta, PEOPLE, 13 Aug. 2026

According to the complaint, in late June 2026, an employee was allegedly ordered to open airline dish carts that had been left unopened inside the facility for an extended period of time. — Maureen O'Hare, CNN Money, 7 Aug. 2026

Slightly unopened sunflower blooms will last longer in a vase than fully open blooms. — Sheryl Geerts, Better Homes & Gardens, 3 Aug. 2026

Word History

First Known Use

14th century, in the meaning defined above

Rhymes for unopened

• opened
• reopened