wafer
/ˈweɪfə/
noun
- 1
A light, thin, flat biscuit/cookie.
- 2
(christianity) 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A soft disk originally made of flour, and later of gelatin or a similar substance, used to seal letters, attach papers etc.
- 4
A thin disk of silicon or other semiconductor on which an electronic circuit is produced.
Synonyms
verb
- 1
To seal or fasten with a wafer.
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