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The American Heritage Dictionary in fact credits Dr. Seuss as the originator of the word nerd, which made its first appearance in his 1950 book, If I Ran the Zoo: "And then just to show them, I'll sail to Ka-Troo And Bring Back an It-Kutch a Preep and a Proo a Nerkle a Nerd and a Seersucker, too!"
"And then, just to show them, I'll sail to Ka-Troo