Definition of aspen
(Entry 1 of 2)
: any of several poplars (especially Populus tremula of Europe and P. tremuloides and P. grandidentata of North America) with leaves that flutter in the lightest wind because of their flattened petioles
Aspen
geographical nameDefinition of Aspen (Entry 2 of 2)
resort city in west central Colorado population 6658
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Time Traveler for aspen
The first known use of aspen was in 1593
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