sphere

Believing that spacetime is a real, physical entity is no more defensible than believing in the old idea of a celestial sphere.

There’s just too much uninformed, misinformed and self-interested commentary washing about in the investment sphere, too easily accessed by unwary and novice investors.

A double-digit combination set the social media sphere ablaze among teens in 2025, leaving parents and teachers befuddled -- and now it has officially been crowned Dictionary.com's "Word of the Year": 67.

The Persian Gulf monarchies aren’t traditionally known for moving fast and breaking things, at least in the advanced technology sphere.

The Monroe Doctrine dates back to the U.S. president in 1823 who articulated his opposition to further European colonization of Latin America which he asserted would henceforth be a U.S. sphere of influence.