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trapdoor spider
trapeze
trapeze artist
trapezia
trapeziform
trapezii
trapezium
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trapezohedron
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trapper
trappings
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trass
trass [ trass ]


noun 
Definition:
 
rock used in cement-making: a light-colored volcanic rock tuff used in making cement and mortar
[Late 18th century. Via Dutch tras or German Trass< Latin terra "earth"]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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