Transportation Research Thesaurus (TRT)
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Time periods
Broader Terms
BT
↑
Time
More specific terms
NT2
↓
Centuries
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▼
NT3
↓
15th century
NT3
↓
16th century
NT3
↓
17th century
NT3
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18th century
NT3
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19th century
NT3
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20th century
NT3
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21st century
NT2
↓
Off peak periods
NT2
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Peak periods
NT2
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Periods of the day
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▼
NT3
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Afternoon
NT3
↓
Darkness
NT3
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Dawn
NT3
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Daylight
NT3
↓
Evening
NT3
↓
Morning
NT3
↓
Night
NT3
↓
Twilight
►
▼
NT4
↓
Dusk
NT2
↓
Seasons
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▼
NT3
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Fall
NT3
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Spring
NT3
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Summer
NT3
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Winter
Date of creation
18-Mar-2009
Accepted term
18-Mar-2009
Descendant terms
25
ARK
ark:/99152/t38elw14enwr90
More specific terms
5
Alternative terms
0
Related terms
0
Notes
0
Metadata
BS8723-5
DC
MADS
SKOS-Core
VDEX
XTM
Zthes
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