Usage History of 'seismogram'

The following chart shows how frequently 'seismogram' appeared in printed materials over time. For example, the word 'seismogram' occurred 4 times in books in 1864 and 928 times in 2008. From 1864 to 2008, the word 'seismogram' was used a total of 63,303 times in books scanned by Google. See Reference: Google Ngram project.

See also:

Find all anagrams of 'seismogram'
Words starting with a,b,c...
Words ending with a,b,c...
Words starting & ending with a,b,c....