- noncoincident demand
- noncoking
- noncoking coal
- noncombatant
- noncombustibility
- noncombustible insulation
- noncombustible residue
- noncombustible structures
- noncompensated motor
- noncompetitive bid
- noncompressed
- noncondensable component
- noncondensable gas
- noncondensable vapour
- noncondensables
- noncondensed air
- noncondensing
- nonconducting rock
- nonconductive material
- nonconductor
- nonconformance
- nonconforming item
- nonconforming product
- nonconformist
- nonconformity
- nonconsumable electrode
- noncontact imaging
- noncontact measurements
- noncontact recording
- noncontact suspension
- noncontacting piston
- noncontacting plunger
- noncontacting seal
- noncontiguous item
- noncoplanar
- noncoring bit
- noncrowned
- noncumulative
- noncurrent asset
- noncutting shaping
- noncutting stroke
- noncyclic variation
- nondairy product
- nondamped
- nondazzle
- nondeciduous placenta
- nondegenerated
- nondescript
- nondescript cattle
- nondescriptor
- nondestructive
- nondestructive check
- nondestructive read
- nondestructive test
- nondeterministic algorithm
- nondiagonal
- nondiagonal element
- nondimensional diameter
- nondimensional number
- nondirected graph
- nondirectional antenna
- nondirectional filaments
- nondisjunction
- nondispersive medium
- nondissipative stub
- nondrying oil
- nondrying putty
- none
- nonelastic bar
- nonelectrical
- nonelectrified
- nonentity
- nonequilibrium state
- nonequivalence element
- nonequivalence function
- nonequivalence gate
- nonequivalence operation
- nonessential
- nonesuch
- nonetheless
- noneutectic mixture
- nonevident disconformity
- nonexpansion engine
- nonexpendable
- nonfat
- nonfat substance
- nonferrous
- nonferrous castings
- nonferrous metallurgy
- nonfilamented neutropil
- nonfission absorption
- nonflammability test
- nonflammable
- nonflooded
- nonflowing well
- nonfood packaging
- nonfreezable water
- nonfreezing
- nonfreezing liquid
- nonfreezing solution