Panera is a portmanteau of the words "pan" and "era."
According to Panera's Facebook page, the sandwich chain's name "has Latin and Spanish roots."
In Spanish, "pan" means bread and "era" means age or time. So put together, Panera means "age of bread."
Ron Shaich, the founder of Panera, also told Fortune the name comes from the Latin word for breadbasket.
"Roth takes Soylent's oceanographic reports to a group of researchers, who agree that the oceans no longer produce the plankton from which Soylent Green is reputedly made, and infer that it is produced from human remains, the only conceivable supply of protein matching the known production."
Hope this is not what is the protein in Soylent :O