trunking

As a noun trunking

is all the electrical and communications cables bundled together and distributed through a building.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between trunking and null

is that trunking is all the electrical and communications cables bundled together and distributed through a building while null is zero, nil; the cardinal number before einn.

Raceway is a synonym of trunking.

As nouns the difference between trunking and raceway

is that trunking is all the electrical and communications cables bundled together and distributed through a building while raceway is a place where races are held. A racetrack.

As a proper noun pipe

is .

As a noun trunking is

all the electrical and communications cables bundled together and distributed through a building.

As nouns the difference between tray and trunking

is that tray is (obsolete) trouble; annoyance; anger or tray can be a small, typically rectangular or round, flat, rigid object upon which things are carried while trunking is all the electrical and communications cables bundled together and distributed through a building.

As a verb tray

is (obsolete) to grieve; annoy or tray can be to place items on a tray or tray can be (obsolete) to betray.

As nouns the difference between trunking and gutter

is that trunking is all the electrical and communications cables bundled together and distributed through a building while gutter is a prepared channel in a surface, especially at the side of a road adjacent to a curb, intended for the drainage of water.

As a verb gutter is

to flow or stream; to form gutters.

As nouns the difference between stacking and trunking

is that stacking is the act by which something is stacked while trunking is all the electrical and communications cables bundled together and distributed through a building.

As a verb stacking

is .

As nouns the difference between trunking and cluster

is that trunking is all the electrical and communications cables bundled together and distributed through a building while cluster is a group or bunch of several discrete items that are close to each other.

As a verb cluster is

to form a cluster or group.

As nouns the difference between duct and trunking

is that duct is a pipe, tube or canal which carries gas or liquid from one place to another while trunking is all the electrical and communications cables bundled together and distributed through a building.

As a verb duct

is to channel something through a duct (or series of ducts.