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 | Definition 
 
        | elevation, especially above sea level |  | 
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        | in a dismal or gloomy manner |  | 
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 | Definition 
 
        | rolled or pitched suddenly or erratically |  | 
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        | Term 
 | Definition 
 
        | an optical effect that creates the illusion of water |  | 
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 | Definition 
 
        | an overhanging or extremely steep mass of rock |  | 
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 | Definition 
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 | Definition 
 
        | unpleasantly harsh or grating in sound |  | 
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 | Definition 
 
        | a place providing protection or shelter |  | 
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 | Definition 
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 | Definition 
 
        | characterized by order and planning |  | 
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        | Term 
 | Definition 
 
        | the replacement of stale air with fresh air |  | 
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