wafers

Noun

wafer (plural wafers)

1. A light, thin, flat biscuit/cookie.
   • I was at the Mathematical School, where the Maſter taught his Pupils after a Method ſcarce imaginable to us in Europe. The Propoſition and Demonſtration were fairly written on a thin Wafer, with Ink compoſed of a Cephalick Tincture. This the Student was to ſwallow upon a faſting Stomach, and for...1726 October 28, [Jonathan Swift], “The Author Permitted to See the Grand Academy of Lagado. […]”, in Travels into Several Remote Nations of the World. […] [Gulliver’s Travels], volume II, London...
2. A thin disk of consecrated unleavened bread used in communion.

   Synonyms:

   host

3. A soft disk originally made of flour, and later of gelatin or a similar substance, used to seal letters, attach papers etc.
   • The house supplied him with a wafer for his present purpose, with which, having sealed his letter, he returned hastily towards the brook side, in order to search for the things which he had there lost.1749, Henry Fielding, Tom Jones, Folio Society 1973 edition, page 202
4. A thin disk of silicon or other semiconductor on which an electronic circuit is produced.

See all 5 meanings of wafer