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dariole
Darjeeling (1)
Darjeeling (2)
dark
dark adaptation
Dark-Age
Dark Ages
dark chocolate
dark energy
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dark-field microscope
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dark energy
dark en·er·gy


noun 
Definition:
 
force thought to speed universe's expansion: a hypothetical force that opposes the attraction of gravity throughout the universe and causes the expansion of the universe to accelerate
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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