'Wafer' in the Bible

a basket of unleavened bread made from choice flour, cakes mixed with oil, a wafer of unleavened bread smeared with oil, along with grain and drink offerings.

And the priest shall take the sodden shoulder of the ram, and one unleavened cake out of the basket, and one unleavened wafer, and shall put them upon the hands of the Nazarite, after the hair of his separation is shaven: