beta
noun
the second letter of the Greek alphabet (β, B).
betas
-
pluralof beta.plural
The grammatical form denoting more than one person, place, thing, or idea.
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.
Defensive stocks in consumer staples, utilities, and healthcare, with betas larger than -0.1%, tend to gain when the market declines.
From Barron's ● Jun. 24, 2026
Consider the performance of a hypothetical portfolio that buys the 10% of stocks with the highest betas and sells short the decile of stocks with the lowest betas.
From MarketWatch ● Oct. 23, 2025
“We’re betas pretending to be alphas,” Denton said.
From New York Times ● Nov. 3, 2022
But Apple’s also made an under-the-radar change to some of the iPhone’s sounds, which some of us hear at The Verge noticed while using the betas.
From The Verge ● Aug. 24, 2022
Greek letters move across the undersides of his eyelids: isosceles triangles, betas, sine curves.
From "All the Light We Cannot See" by Anthony Doerr
