doughnut


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doughnut

(esp US), donut
anything shaped like a ring, such as the reaction vessel of a thermonuclear reactor

doughnut

[′dō‚nət]
(nucleonics)
Also spelled donut.
The toroidal vacuum chamber in which electrons are accelerated in a betatron or synchrotron. Also known as toroid.
An assembly of enriched fissionable material, often doughnut-shaped, used in a thermal reactor to provide a local increase in fast neutron flux for experimental purposes.
(petroleum engineering)
A ring of wedges or a threaded, tapered ring that supports a pipe string.

concrete collar, doughnut

A collar of reinforced concrete which is placed around an existing column so that it can be jacked up; the shrinkage of the concrete causes it to grip the column firmly.
References in periodicals archive ?
After seeing phenomenal success following the September 1999 opening of the San Fernando Valley's first shop in Van Nuys, the doughnut impresarios will crank up the assembly line at 6841 Topanga Canyon Blvd.
Revived by a Seattle-based team of Salvation Army staff and volunteers, The Salvation Army Famous Doughnut is the first and only cause-marketing retail product to solely bear the Army's signature red shield.
Lee was introduced to the doughnut business by his brother-in-law.
Relief is just around the corner for San Antonians tired of trekking to Austin for fresh Krispy Kreme doughnuts.
With Mom doing the number crunching and promotional work, Christopher, 26, has answered a steady and growing demand for the hot, melty doughnut treats that has kept him on the road between 6 a.
They opened the shop in Van Nuys and another in Northridge in 1987 after learning the doughnut trade at Winchell's Donut House and Yum Yum Donut Shop Inc.
GCFF, recipient of the 2000 Krispy Kreme Area Developer of the Year Award, brings strong real estate development, food service and hands-on doughnut and retail expertise to the table.
11, 2013 /PRNewswire/ -- Get ready for the next doughnut revolution - Fractured Prune Doughnuts, known for offering consumers always hot doughnuts, hand dipped and topped to order.
After years of work to create a healthier doughnut that still has all the taste of a fried doughnut, CSM has announced they have achieved the impossible with their Readi-Bake Reduced Fat Doughnut.
It's the first day of June, but more importantly, it's National Doughnut Day.
Twelve people from across the country, including Jennifer Hayes, 34, of Sessions Road in Hardwick - this year's finalists in "Create Dunkin's Next Donut" -competed in a contest that featured many laughs, some cheers and a lot of doughnut sampling.
But the history of the doughnut -- and how it lost its middle -- has plenty of holes.