wafer
/ˈweɪ̯fɚ/ noun B2- A light, thin, flat biscuit/cookie.
- A thin disk of consecrated unleavened bread used in communion.
- A soft disk originally made of flour, and later of gelatin or a similar substance, used to seal letters, attach papers etc.
- A thin disk of silicon or other semiconductor on which an electronic circuit is produced.
Plural wafers
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