nonoverflow dam - open sight telescope
- nonoverflow dam
- nonoverflow section
- nonoxidizing
- nonparallel chord truss
- nonparallel-chord truss
- nonpaved
- nonpayment
- nonpenetrating well
- nonpersistent
- nonplastic
- nonpolluting
- nonpollution
- nonporous
- nonpotable use
- nonpotable water
- nonpressure
- nonpressure drain
- nonprestressed
- nonprestressed reinforcement
- nonprofit
- nonradar aerodrome
- nonrandom
- nonreactive
- nonrecoverable
- nonregulated discharge
- nonresidential building
- nonresidential land
- nonresistant
- nonreturn damper
- nonreturn valve
- nonreversibility
- nonreversible
- nonrigid
- nonrigid pavement
- nonrising stem valve
- nonrotating rope
- nonrotational
- nonrunway airfield
- nonrusting
- nonscouring velocity
