Usage History of 'excitatory'

The following chart shows how frequently 'excitatory' appeared in printed materials over time. For example, the word 'excitatory' occurred 2 times in books in 1769 and 35,117 times in 2008. From 1769 to 2008, the word 'excitatory' was used a total of 1,182,730 times in books scanned by Google. See Reference: Google Ngram project.

See also:

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