Usage History of 'porphyrias'

The following chart shows how frequently 'porphyrias' appeared in printed materials over time. For example, the word 'porphyrias' occurred 1 time in books in 1644 and 1,805 times in 2008. From 1644 to 2008, the word 'porphyrias' was used a total of 50,227 times in books scanned by Google. See Reference: Google Ngram project.

See also:

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