• WordNet 3.6
    • adj beta preliminary or testing stage of a software or hardware product "a beta version","beta software"
    • adj beta second in order of importance "the candidate, considered a beta male, was perceived to be unable to lead his party to victory"
    • n beta the 2nd letter of the Greek alphabet
    • n Beta beets
    • ***
Webster's Revised Unabridged Dictionary
    • n Beta The second letter of the Greek alphabet, B, β. See B, and cf. etymology of Alphabet.BetaB, β) is used variously for classifying, as: Astron To designate some bright star, usually the second brightest, of a constellation, as, β Aurigæ. Chem To distinguish one of two or more isomers; also, to indicate the position of substituting atoms or groups in certain compounds; as, β-naphthol. With acids, it commonly indicates that the substituent is in union with the carbon atom next to that to which the carboxyl group is attached.
    • ***
Century Dictionary and Cyclopedia
    • n beta A genus of apetalous plants, natural order Chenopodiaceæ. See beet.
    • n beta The second letter of the Greek alphabet, corresponding to English B or b.
    • n beta As a classifier in astronomy, chemistry, etc., the second in any series. See alpha, 3.
    • n beta A genus of dicotyledonous plants belonging to the family Chenopodiaceæ. They are annual or biennial herbs with fleshy roots, distinguished from Chenopodium by the three small bracts at the base of each flower and by the fact that the ovary is embedded in the succulent base of the perianth, which thickens and hardens as the fruit ripens, becoming angular and sometimes toothed or prickly. The genus includes 5 or 6 species, natives of Europe, the Orient, and northern Africa. Some of the species are ornamental. For B. vulgaris, see beet, 1, and see beet-chards, under chard.
    • n beta In the Fiji Islands, a plant of the ginger family, Zinziber Zerumbet. See awapuhi.
    • ***


Webster's Revised Unabridged Dictionary
Gr. bh^ta


In literature:

Alpha and Beta, bold, Ye shall be tipp'd with gold.
"Tobacco; Its History, Varieties, Culture, Manufacture and Commerce" by E. R. Billings
Beta Persei is another well-known variable star.
"Aether and Gravitation" by William George Hooper
The Beta Rhos had never seemed such smooth fellows as at this moment when he felt himself suddenly pledged to the Beta Phis.
"Stanford Stories" by Charles K. Field
Adele occupied what the girls now called the "hoodoo suite" at Beta Phi.
"Molly Brown's Senior Days" by Nell Speed
All this time Petey was circulating about the car, taking aside members of the Rep Rho Betas and talking to them earnestly.
"At Good Old Siwash" by George Fitch
The "Nulli Secundus" was followed in 1910 by the "Beta" and the "Gamma.
"Aviation in Peace and War" by Sir Frederick Hugh Sykes
That's as easy as alpha, beta, gamma.
"Beatrice Leigh at College" by Julia Augusta Schwartz
At the commencement of August, Beta and I, with two other students, drove about the country for four days.
"The Life of Trust: Being a Narrative of the Lord's Dealings With George Müller" by George Müller
Bound out on a hop to Beta Crucis XVIII.
"Starman's Quest" by Robert Silverberg
Beta-eucaine, 2 per cent.
"The Elements of Bacteriological Technique" by John William Henry Eyre

In news:

Google on Thursday introduced a nifty new beta feature to its mobile search page called "Handwrite" that lets you write down search queries with your finger.
However, consumption of a high-fat diet and high intakes of saturated fat are associated with impaired secretion and action of insulin, a hormone secreted by pancreatic beta-cells, and as result leads to an increased risk of type 2 diabetes.
Late last month, Red Hat released the latest beta of its Red Hat Linux distribution, code-named Severn , which is likely to become Red Hat 10 when it's released.
Severn Beta Gains Laptop Mode.
U S Chemical./ Beta Technology, Inc. Green Carpet Cleaning Upholstery Cleaning Minneapolis.
The Sorosis Beta Club had its first meeting of the club year on Sept 20 at Peabody City Park.
While football fans were celebrating the game during Super Bowl week, the Beta Club members at Davies Elementary were having their own celebration— Souper Bowl of Caring.
Google is now taking names of people who want to test out its new spreadsheet program, which is set to launch in beta.
Essential local-rock web stop We Own This Town recently created an extremely helpful new feature: It's a beta version of their new video archive.
After a robust beta program and the launch of an API toolkit, Sunglass has officially launched its cloud-based collaboration platform.
We're also currently testing the beta version of Windows Server Update Services (WSUS).
Bluebird Wins $9.3M for Beta- Thalassemia Gene Therapy.
Gene Therapy Shows Promise for Treating Beta- Thalassemia and Sickle Cell Disease.
Drooling Electrons, Thermodynamics and Beta Decay in Verse.
U S Chemical./ Beta Technology, Inc. 0 items ).

In science:

Our linear instability analysis of the two-layer beta-plane model (§4.3) suggests that the baroclinic instability would have m ≈ 20 when it goes unstable.
Rotational Evolution During Type I X-Ray Bursts
Yost, “String loop corrections to beta functions,” Nucl.
On Theories With Light-Like Noncommutativity
Starting from a Ricci flat metric one can perturbatively (in l2 s ) construct a finite metric satisfying the four loop beta function equation .
The D0-brane metric in N = 2 sigma models
N = 2 sigma model whose metric satisfies the beta function equations of motion.
The D0-brane metric in N = 2 sigma models
We compute the beta function for all the disorder perturbations.
2d random Dirac fermions: large N approach