wafer

From Anglo-Norman wafre, waufre (Old French gaufre), from a Germanic source. Compare Middle Low German wāfel, Middle Dutch wafel (“honeycomb”), West Flemish wafer. See also waffle.

• (UK) IPA^(key): /ˈweɪfə/

• Audio (US)

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• Rhymes: -eɪfə(ɹ)

wafer (plural wafers)

1. A light, thin, flat biscuit/cookie.
2. (religion) A thin disk of consecrated unleavened bread used in communion.
3. A soft disk originally made of flour, and later of gelatin or a similar substance, used to seal letters, attach papers etc.
   • 1749, Henry Fielding, Tom Jones, Folio Society 1973, p. 202:

     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.

4. (electronics) A thin disk of silicon or other semiconductor on which an electronic circuit is produced.

• (religion): host

• waferless
• waferlike
• wafery

wafer (third-person singular simple present wafers, present participle wafering, simple past and past participle wafered)

1. (transitive) To seal or close with a wafer.

   ...and the beginning of de Barral's end became manifest to the public in the shape of a half-sheet of note-paper wafered by the four corners on the closed door... Joseph Conrad, Chance: A Tale in Two Parts (New York: Doubleday, Doran & Company, 1913), p. 81

Borrowed from English wafer.

wafer m (plural wafers)

1. wafer (electronic component)

Borrowed from English wafer.

wafer m (invariable)

1. wafer (biscuit and electronic component)

Borrowed from English wafer.

wafer m (plural wafers)

1. wafer (type of biscuit)
2. (electronics) wafer (disk on which an electronic circuit is produced)