I. ˈdekə(r) noun
( -s )
Etymology: deck (I) + -er
1. : a ship having a specified number of decks or amount of deck space
a single- decker
a half- decker
2. : something constructed with a specified number of levels, floors, or layers
a double- decker sandwich
the single- decker country buses — Evelyn Waugh
3. : tenement , apartment
people who live in deckers
4.
[ deck (II) (to load) + -er ]
: one that decks logs
5.
[probably from the name Decker ]
: wet machine
6. : an opaque diaphragm having one or more openings and being used to limit the field of a microscope or the slit length of a spectroscope
II. transitive verb
( -ed/-ing/-s )
papermaking : to pass (pulp) over a wet machine