wafer

¹wa·fer

noun \ˈwā-fər\

Definition of WAFER

1

a : a thin crisp cake, candy, or cracker

b : a round thin piece of unleavened bread used in the celebration of the Eucharist

2

: an adhesive disk of dried paste with added coloring matter used as a seal

3

a : a thin disk or ring resembling a wafer and variously used (as for a valve or diaphragm)

b : a thin slice of semiconductor (as silicon) used as a base for an electronic component or circuit

Origin of WAFER

Middle English, from Anglo-French wafer, walfre, of Germanic origin; akin to Middle Dutch wafele waffle

First Known Use: 14th century

Rhymes with WAFER

chafer, strafer

²wafer

transitive verb

wa·feredwa·fer·ing \-f(ə-)riŋ\

Definition of WAFER

1

: to seal, close, or fasten with a wafer

2

: to divide (as a silicon rod) into wafers

First Known Use of WAFER

1748

wa·fer

noun \ˈwā-fər\   (Medical Dictionary)

Medical Definition of WAFER

: cachet