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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. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| It's the oldest, "extra large" Grubb sister--the other two are small and medium--who says she'll plant a dozen smooches on him, one for every jelly donut he plans to steal from her brown-bag lunch. |
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