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noun, plural to·ri 
[tawr-ahy, tohr-ahy] .
[tawr-ahy, tohr-ahy] . 1.
Architecture. a large convex molding, more or less semicircular in profile, commonly forming the lowest molding of the base of a column, directly above the plinth, sometimes occurring as one of a pair separated by a scotia and fillets. and column.
2.
Geometry.
a.
a doughnut-shaped surface generated by the revolution of a conic, especially a circle, about an exterior line lying in its plane.
b.
the solid enclosed by such a surface.
3.
Botany.
a.
the receptacle of a flower.
b.
a thickening of the wall membrane in the bordered pits occurring in the tracheid cells of the wood of many conifers.
4.
Anatomy. a rounded ridge; a protuberant part.
Origin:
1555–65; < Latin: literally, strand, thong, raised ridge
1555–65; < Latin: literally, strand, thong, raised ridge
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source
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Torus
is always a great word to know.
So is elevation. Does it mean:
| a projecting element of a fa?ade, used especially at the center or at each end and usually treated so as to suggest a tower |
| a drawing that represents an object or structure as being projected geometrically on a vertical plane parallel to one of its sides |
Collins
World English Dictionary
| torus (ˈtɔːrəs) | |
| —n , pl -ri | |
| 1. | Also called: tore a large convex moulding approximately semicircular in cross section, esp one used on the base of a classical column |
| 2. | geometry a ring-shaped surface generated by rotating a circle about a coplanar line that does not intersect the circle. Area: 4π²Rr; volume: 2π²Rr², where r is the radius of the circle and R is the distance from the line to the centre of the circle |
| 3. | botany another name for receptacle |
| 4. | anatomy a ridge, fold, or similar linear elevation |
| 5. | astronomy a dense ring of gas and dust which surrounds a dying star, containing most of the star's ejected gas |
| [C16: from Latin: a swelling, of obscure origin] | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
American Heritage
Medical Dictionary
torus to·rus (tôr'əs)
n. pl. to·ri (tôr'ī)
A bulging or rounded projection or swelling, such as is caused by a bone or muscle.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
| torus (tôr'əs) Pronunciation Key
Plural tori (tôr'ī)
|
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
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