time capsule

noun

1

: a container holding historical records or objects representative of current culture that is deposited (as in a cornerstone) for preservation until discovery by some future age

2

: something resembling a time capsule

sunken vessels are archaeological time capsules

—Philip Trupp

Examples of time capsule in a Sentence

Recent Examples on the Web

The store feels less like a retail space and more like a time capsule. —Big Think, 25 Sep. 2025

Below, see inside this architectural time capsule brought to life in 2025. —Sarah Archer, Architectural Digest, 24 Sep. 2025

On Friday, guests, including UCI Health leaders and members of the hospital construction team, wrote notes to be placed in a time capsule set to be opened in December 2050. —Hanna Kang, Oc Register, 19 Sep. 2025

In July, executives and stakeholders came together to bury a time capsule at the Eden Project in Cornwall, UK, containing mementos, documents and messages from RJC members to symbolize an ongoing commitment to ethical standards in the jewellery and watch industry. —Kate Matthams, Forbes.com, 18 Sep. 2025

Word History

First Known Use

1938, in the meaning defined at sense 1

Kids Definition

time capsule

noun

: a container holding historical records or objects representative of current culture that is placed (as in a cornerstone) for preservation until discovery by some future age