1. The position of the head of the Department of Transportation
   "the post of Transportation Secretary was created in 1966"
   - Secretary of Transportation 
2. The person who holds the secretaryship of the Department of Transportation
   "Johnson appointed Alan S. Boyd as the first Transportation Secretary"
   - Secretary of Transportation

Type of: secretary, secretaryship

Part of: United States Cabinet, US Cabinet

Encyclopedia: Transportation Secretary

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• alluvial
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• alluviation
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• alluvium
• ally
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• allyl
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• allylic