Usage History of 'isopleths'

The following chart shows how frequently 'isopleths' appeared in printed materials over time. For example, the word 'isopleths' occurred 2 times in books in 1902 and 511 times in 2008. From 1902 to 2008, the word 'isopleths' was used a total of 51,182 times in books scanned by Google. See Reference: Google Ngram project.

See also:

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