black box

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It took almost two years and multiple search campaigns to find the wreckage and the plane’s black box recorders.

From The Wall Street Journal • May 21, 2026

We don’t know what’s happening inside the black box.

From The Wall Street Journal • Mar. 20, 2026

The algorithms are a "black box" whose internal workings are difficult to scrutinise, said Ruofan Ding, who worked as a machine-learning engineer building TikTok's recommendation engine from 2020 until 2024.

From BBC • Mar. 16, 2026

But her probe would be a black box that she could slow-walk indefinitely.

From Slate • Mar. 6, 2026

In the photograph, a black box had been drawn around the man’s head.

From "Between Shades of Gray" by Ruta Sepetys