space-time

noun

ˈspās-ˈtīm 

ˈspās-ˌtīm

1

: a system of one temporal and three spatial coordinates by which any physical object or event can be located

called also space-time continuum

2

: the whole or a portion of physical reality determinable by a usually four-dimensional coordinate system

also : the properties characteristic of such an order

Examples of space-time in a Sentence

Recent Examples on the Web

The authors shed light on the ways black holes are studied today and their profound impacts on space-time, and ponder their origins, their evolution, and their roles at the beginning and the end of the universe. —Brian Handwerk, Smithsonian Magazine, 7 Mar. 2025

Fixes an issue where specific operations could occasionally cause failures when traversing between different space-times. —Ross Rosenfeld, Newsweek, 26 Feb. 2025

Einstein famously compared gravity to a stretched fabric, allowing people to visualize space-time. —Ann Kowal Smith, Forbes, 25 Feb. 2025

As might be expected, modeling chaotic and unpredictable bounces in space-time is a challenge. —Lyndie Chiou, Quanta Magazine, 24 Feb. 2025

Word History

First Known Use

1910, in the meaning defined at sense 1

Rhymes for space-time

• aforetime
• allozyme
• anytime
• christmastime
• cybercrime
• dinnertime
• guggenheim
• isozyme
• lysozyme
• maritime
• mesenchyme
• overtime