empty set

American  

[emp-tee set] / ˈɛmp ti ˈsɛt /

noun

plural

empty sets

1. Mathematics. in set theory, the set containing no elements.

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empty set Scientific  

/ ĕmp′tē /

1. Mathematics The set that has no members or elements.

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Other Word Forms

• nonempty set noun

Example Sentences

"I look insane when we shoot those scenes because ultimately I'm on an empty set talking and reacting to nothing. It's very much about imagination," she wrote.

From BBC • Sep. 18, 2020

Carson Daly opens “The Voice” from an empty set, the trademark red judges’ chairs sitting like abandoned monuments, and refers vaguely to “Everything that’s been going on.”

From New York Times • May 8, 2020

In a video shot for Vogue’s “73 Questions” feature, she wanders the rooms of what sometimes looks like an empty set, with a color palette ranging from white to off-white.

From Slate • Apr. 13, 2020

Notice that with mutually exclusive events, the intersection of and is the empty set.

From Textbooks • Feb. 13, 2015

Remembering what had happened last time, I waited to see which empty set of chairs Elliot would choose.

From "Glitch" by Laura Martin