Usage History of 'trolleybuses'

The following chart shows how frequently 'trolleybuses' appeared in printed materials over time. For example, the word 'trolleybuses' occurred 1 time in books in 1929 and 586 times in 2008. From 1929 to 2008, the word 'trolleybuses' was used a total of 18,681 times in books scanned by Google. See Reference: Google Ngram project.

See also:

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