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

Scroll through our fashion time capsule to bask in some historical moments that made 2024 a year to remember. —Kerane Marcellus, Essence, 23 Dec. 2024

Stepping inside a time capsule The one-story, nearly-8,000-square-foot fortification is bulwarked by concrete walls 30 inches thick. —Jack Randall, USA TODAY, 15 Dec. 2024

Another time capsule, unfortunately, is the game’s design, and that can’t be remastered much, of course. —Mitch Wallace, Forbes, 9 Dec. 2024

The effort extends far beyond a simple spreadsheet, evolving into a personal time capsule of cinematic history. —Jason Fields, Newsweek, 5 Dec. 2024

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