beta

1 of 2

noun

be·ta ˈbā-tə How to pronounce beta (audio)

chiefly British ˈbē-

plural betas

: the 2nd letter of the Greek alphabet see Alphabet Table

: something or someone designated with the name beta or the Greek letter β especially denoting the second in position, order, or class

: a nearly complete prototype of a product (such as software)

the beta version

also : a stage of development in which a product is nearly complete but not yet ready for release

The app is still in beta.

: beta particle

beta emissions

: a measure of the risk potential of a stock or an investment portfolio expressed as a ratio of the stock's or portfolio's volatility to the volatility of the market as a whole

Beta measures a stock's price volatility—or risk—compared with the market in general …

Marlys J. Harris

: beta wave

The findings could also help scientists better understand other beta-associated disorders, such as Parkinson's disease or obsessive compulsive disorder …

Brown University News Release (Providence, Rhode Island)

beta

2 of 2

adjective

: second in position in the structure of an organic molecule from a particular group or atom

beta substitution

—often used in combination

—symbol β

Example Sentences

Noun a program that is currently in beta

Recent Examples on the Web

Noun

My skin can be sensitive, and this peel is packed with multiple hydroxy acids (alpha, beta, and poly)—a recipe, in my mind, for potential irritation.

Tiffany Dodson, Harper's BAZAAR, 31 Aug. 2022 That study looked at neutralizing antibody responses to the beta and gamma variants, two earlier versions of the virus that spread in the U.S. but never became dominant.

Berkeley Lovelace Jr., NBC News, 30 Aug. 2022 But the virus has evolved since then – through major variants called alpha, beta, delta and now versions of omicron.

Karen Weintraub, USA TODAY, 28 June 2022 For keratosis pilaris: Treat this chronic condition with a body wash formula that contains salicylic or alpha and beta hydroxy acids.

Dori Price, Good Housekeeping, 20 June 2022 The researchers looked at each person's neutralizing antibody levels against six variants: wildtype, alpha, beta, gamma, delta, and omicron.

Beth Mole, Ars Technica, 24 Mar. 2022 Now Starr and Bloom are repeating their deep mutational scanning experiments on the alpha, beta, gamma, delta and omicron variants to gain similar insights about their receptor binding domains.

Quanta Magazine, 11 Jan. 2022 Against alpha, beta and delta variants, having a previous infection protects the unvaccinated between 85% and 92% of the time.

Andy Larsen, The Salt Lake Tribune, 7 Jan. 2022 It’s one of three major forms of radioactive disintegration (alpha, beta and gamma), and is a manifestation of the weak interaction, the fundamental force that causes the sun to shine.

Washington Post, 13 Dec. 2021

Adjective

Pinterest unveiled a beta version of an in-app checkout feature in March, with plans to expand access later in the year.

Jacob Carpenter, Fortune, 1 Sep. 2022 The company's website says the beta version will launch in select markets on or around Labor Day, typically a slower weekend for movie theaters.

Bailey Schulz, USA TODAY, 30 Aug. 2022 The chief executive scolded a Tesla owner who posted videos to Twitter on Tuesday showing that a new beta version of the system marketed as Full Self-Driving at times struggles with right turns and other basic tasks.

BostonGlobe.com, 24 Aug. 2022 The subsidized ticketing service will relaunch in beta form on Labor Day, though users will have to first join a waitlist.

Rebecca Rubin, Variety, 22 Aug. 2022 MoviePass, the defunct monthly movie theater ticket subscription service, will relaunch in beta form on Labor Day.

Leada Gore | Lgore@al.com, al, 22 Aug. 2022 The hospital may end up treating additional patients with beta thalassemia from other parts of the world where the disease is more prevalent, including the Middle East and Southeast Asia, Dansereau added.

Ryan Cross, BostonGlobe.com, 17 Aug. 2022 The shift from an open source software project to a product takes many steps, from considering revenue sources to launching a beta version of the product.

Adrian Bridgwater, Forbes, 9 Aug. 2022 So far, with the app scheduled to launch in late fall, around 100 artists have uploaded their work to the beta version.

Palak Jayswal, The Salt Lake Tribune, 31 July 2022 See More

Medical Definition

beta 1 of 2

noun

be·ta

ˈbāt-ə, chiefly British ˈbē-tə

: the second letter of the Greek alphabet

—symbol Β or β

: beta particle

: beta wave

beta

2 of 2

adjective

variants or β-

: of or relating to one of two or more closely related chemical substances

the beta chain of hemoglobin

β-yohimbine

—used somewhat arbitrarily to specify ordinal relationship or a particular physical form and especially one that is allotropic, isomeric, stereoisomeric, or sometimes polymeric (as in β-D-glucose)

: second in position in the structure of an organic molecule from a particular group or atom

also : occurring at or having a structure characterized by such a position

beta substitution

: producing a zone of decolorization when grown on blood media

—used of some hemolytic streptococci or of the hemolysis they cause

单词	beta
释义	beta 1 of 2 noun be·ta ˈbā-tə chiefly British ˈbē- plural betas 1 : the 2nd letter of the Greek alphabet see Alphabet Table 2 : something or someone designated with the name beta or the Greek letter β especially denoting the second in position, order, or class 3 : a nearly complete prototype of a product (such as software) the beta version also : a stage of development in which a product is nearly complete but not yet ready for release The app is still in beta. 4 : beta particle beta emissions 5 : a measure of the risk potential of a stock or an investment portfolio expressed as a ratio of the stock's or portfolio's volatility to the volatility of the market as a whole Beta measures a stock's price volatility—or risk—compared with the market in general … Marlys J. Harris 6 : beta wave The findings could also help scientists better understand other beta-associated disorders, such as Parkinson's disease or obsessive compulsive disorder … Brown University News Release (Providence, Rhode Island) beta 2 of 2 adjective : second in position in the structure of an organic molecule from a particular group or atom beta substitution —often used in combination —symbol β Example Sentences Noun a program that is currently in beta Recent Examples on the Web Noun My skin can be sensitive, and this peel is packed with multiple hydroxy acids (alpha, beta, and poly)—a recipe, in my mind, for potential irritation. Tiffany Dodson, Harper's BAZAAR, 31 Aug. 2022 That study looked at neutralizing antibody responses to the beta and gamma variants, two earlier versions of the virus that spread in the U.S. but never became dominant. Berkeley Lovelace Jr., NBC News, 30 Aug. 2022 But the virus has evolved since then – through major variants called alpha, beta, delta and now versions of omicron. Karen Weintraub, USA TODAY, 28 June 2022 For keratosis pilaris: Treat this chronic condition with a body wash formula that contains salicylic or alpha and beta hydroxy acids. Dori Price, Good Housekeeping, 20 June 2022 The researchers looked at each person's neutralizing antibody levels against six variants: wildtype, alpha, beta, gamma, delta, and omicron. Beth Mole, Ars Technica, 24 Mar. 2022 Now Starr and Bloom are repeating their deep mutational scanning experiments on the alpha, beta, gamma, delta and omicron variants to gain similar insights about their receptor binding domains. Quanta Magazine, 11 Jan. 2022 Against alpha, beta and delta variants, having a previous infection protects the unvaccinated between 85% and 92% of the time. Andy Larsen, The Salt Lake Tribune, 7 Jan. 2022 It’s one of three major forms of radioactive disintegration (alpha, beta and gamma), and is a manifestation of the weak interaction, the fundamental force that causes the sun to shine. Washington Post, 13 Dec. 2021 Adjective Pinterest unveiled a beta version of an in-app checkout feature in March, with plans to expand access later in the year. Jacob Carpenter, Fortune, 1 Sep. 2022 The company's website says the beta version will launch in select markets on or around Labor Day, typically a slower weekend for movie theaters. Bailey Schulz, USA TODAY, 30 Aug. 2022 The chief executive scolded a Tesla owner who posted videos to Twitter on Tuesday showing that a new beta version of the system marketed as Full Self-Driving at times struggles with right turns and other basic tasks. BostonGlobe.com, 24 Aug. 2022 The subsidized ticketing service will relaunch in beta form on Labor Day, though users will have to first join a waitlist. Rebecca Rubin, Variety, 22 Aug. 2022 MoviePass, the defunct monthly movie theater ticket subscription service, will relaunch in beta form on Labor Day. Leada Gore \| Lgore@al.com, al, 22 Aug. 2022 The hospital may end up treating additional patients with beta thalassemia from other parts of the world where the disease is more prevalent, including the Middle East and Southeast Asia, Dansereau added. Ryan Cross, BostonGlobe.com, 17 Aug. 2022 The shift from an open source software project to a product takes many steps, from considering revenue sources to launching a beta version of the product. Adrian Bridgwater, Forbes, 9 Aug. 2022 So far, with the app scheduled to launch in late fall, around 100 artists have uploaded their work to the beta version. Palak Jayswal, The Salt Lake Tribune, 31 July 2022 See More Word History Etymology Noun Middle English betha, from Latin beta, from Greek bēta, of Semitic origin; akin to Hebrew bēth beth First Known Use Noun 14th century, in the meaning defined at sense 1 Adjective 1862, in the meaning defined above Phrases Containing beta A-beta amyloid beta amyloid beta peptide beta-amyloid protein beta-amyloid beta-adrenergic beta-amyloid peptide amyloid beta protein beta-carotene beta cell beta-blocker beta hydroxy acid beta-glucan beta decay beta interferon beta-oxidation beta particle beta ray beta-receptor beta test beta-thalassemia beta wave beta globulin beta-endorphin beta-lactamase interferon beta See More A-beta amyloid beta amyloid beta peptide beta-amyloid protein beta-amyloid beta-adrenergic beta-amyloid peptide amyloid beta protein beta-carotene beta cell beta-blocker beta hydroxy acid beta-glucan beta decay beta interferon beta-oxidation beta particle beta ray beta-receptor beta test beta-thalassemia beta wave beta globulin beta-endorphin beta-lactamase interferon beta See More Medical Definition beta 1 of 2 noun be·ta ˈbāt-ə, chiefly British ˈbē-tə 1 : the second letter of the Greek alphabet —symbol Β or β 2 : beta particle 3 : beta wave beta 2 of 2 adjective variants or β- 1 : of or relating to one of two or more closely related chemical substances the beta chain of hemoglobin β-yohimbine —used somewhat arbitrarily to specify ordinal relationship or a particular physical form and especially one that is allotropic, isomeric, stereoisomeric, or sometimes polymeric (as in β-D-glucose) 2 : second in position in the structure of an organic molecule from a particular group or atom also : occurring at or having a structure characterized by such a position beta substitution 3 : producing a zone of decolorization when grown on blood media —used of some hemolytic streptococci or of the hemolysis they cause
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beta

noun

adjective

Example Sentences

Word History

Phrases Containing beta

Medical Definition

noun

adjective