thermoi

noun

1. (form-of, plural)plural of thermos (“unit of measure”)
2. (form-of, plural, rare)plural of thermos (“flask”)

   “After lunch Arthur and I set off with baskets of food and thermoi.”

   “I brewed coffee black as a dog, and made it growl and bark with cognac. I took the two big thermoi (?)^([sic]) and kenneled it safely[…]”

   “[…]we select some high place upon which we can eat undisturbed, and we then proceed to lug hampers, cushions, rugs, sunshades, thermoi and two buckets of beer upon ice up a gradient that the Gadarene swine would have refused.”