Usage History of 'undirected'

The following chart shows how frequently 'undirected' appeared in printed materials over time. For example, the word 'undirected' occurred 2 times in books in 1635 and 15,053 times in 2008. From 1635 to 2008, the word 'undirected' was used a total of 322,722 times in books scanned by Google. See Reference: Google Ngram project.

See also:

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