fifty-per-cent zone in per cent of the range

hundred-per-cent zone (one-hundred-per-cent zone)

hundred-per-cent rectangle

Trillions of Operations Per Second / Tera Operations Per Second (TOPS)

one-cent stamp

probable error in range (PER)

grid zone / grid-zone

zone standard time (zone time) (ZST)

killing zone / kill zone

grid zone designation / Grid Zone Designator

grey-zone / grey zone (international relations)

no-fire zone / no fire zone

flight restriction zone / flight restricted zone (FRZ)

killing range zone

kilometers per hour (kph)

meters per second (m/s)

miles per hour (mph)

per diem

rounds per man

rounds per minute (r.p.m.)

vehicles per kilometer

floating-point operation per second (FLOP)

outdoor air intake per person

cargo space per inch of wheel base

weight per HP

actual cubic feet per minute

engine weight per horsepower

standard cubic feet per hour

revenue per traffic-unit

average emissions per passenger

expenses per traffic unit

feet per minute (FPM)

fuel consumption per hour