time capsule

noun

1. a receptacle containing documents or objects typical of the current period, placed in the earth or in a cornerstone for discovery in the future.

time capsule

noun

1. a container holding articles, documents, etc, representative of the current age, buried in the earth or in the foundations of a new building for discovery in the future

Word History and Origins

Origin of time capsule¹

First recorded in 1935–40

Example Sentences

I’m sure as a viewer if you watch this in a time capsule, this year will look different.

From Digiday

Asteroids are like time capsules of ancient space history because their physical and chemical composition is much better preserved than a planet’s, which changes more over time.

From MIT Technology Review

So far, the time capsule consists of 21 images and corresponding interviews.

From Science News

Imagine if, at the height of the 1918 flu pandemic, researchers studying how society was changing had captured the moment in a time capsule.

From Science News

Such materials are like mini time capsules that contain clues to the past.

From Science News For Students

A 1914 time capsule forgotten for years was finally opened at the New York Historical Society.

From The Daily Beast

The New York Historical Society plans to seal a new time capsule this week that is more reflective of our current pop culture.

From The Daily Beast

The country, with a population of just 725,000, has an insular nature preserving it as a time capsule.

From The Daily Beast

It's a bit like walking into a time capsule, but it adds to the overall unique experience of traveling to the DPRK.

From The Daily Beast

The contents of the time capsule will be displayed at the Oklahoma Historical Society.

From The Daily Beast

There in front of him, ripped open like a can of sardines, was the gleaming metal skin of the time capsule!

From Project Gutenberg