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Word: topographic (lookup in dictionary) (lookup stats)
Dates: during 1930-1939
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Word Time Machine

Normalized population density for word "topographic" throughout decades:

1890s : 3.5891
1900s : 2.6116
1910s : 12.8093
1920s : 3.6974
1930s : 1.0005
1940s : 0.1925
1950s : 0.3206
1960s : 0.1484
1970s : 1.0846
1980s : 0.1403
2000s : 0.1370