" Attosecond?” Gaston asked.
“I’m guessing it’s a very, very small fraction of a second,” I said.
“One quintillionth of a second,” George said, without raising his head from his reader.
Jack pondered him. “Have you started memorizing random crap again to amuse yourself?”
“No, I’m connected to the wireless,” George said. “I googled it. "

― Ilona Andrews , Sweep in Peace (Innkeeper Chronicles, #2)