real zero

American  

[ree-uhl zeer-oh, reel] / ˈri əl ˈzɪər oʊ, ˈril /

noun

1. Mathematics. a real number that crosses the x-axis on the graph of a function.

2. gross zero.

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Etymology

Origin of real zero

First recorded in 1900–05 real zero for def. 1; 2005–10 real zero for def. 2

Example Sentences

They see real zero as a whole new lens with which to view equitable climate action, one that rejects a single-minded, technocratic focus on greenhouse gas emissions.

From Salon • Apr. 12, 2023

She and others say real zero is an opportunity to reorient the international climate agenda around new priorities, like funneling climate finance to the developing world and protecting Indigenous land rights.

From Salon • Apr. 12, 2023

“The truth of it is, the real zero is how much of your mind is on email,” he says.

From Slate • Apr. 3, 2019

We see that one zero occurs at Also, since is negative and is positive, by the Intermediate Value Theorem, there must be at least one real zero between 3 and 4.

From Textbooks • Feb. 13, 2015

But Francis has apparently turned a deaf ear towards those clamouring for a real zero tolerance policy by the Vatican.

From BBC • Mar. 13, 2014