spooldown
spoolup
spool down
N1
rollback
overtorque
turbo
transmission shaft
reverse
viff
beta
propeller shaft
instroke
rotary
jet
feather
driveshaft
reaction turbine
turbine
jacking gear
outstroke
spin down
reverse gear
specific thrust
destroke
rebore
dispulsion
deaden
pivot gearing
reciprocating engine
wake loss
shaft horsepower
shift gears
dynafocal
constant-speed propeller
alpha hinge
LPT
two-stroke engine
unspool
bollard condition
powershift
afterburning
idle
prop wash
torsiograph
N2
flywheel
limited-slip differential
windage
tune-up
torsionmeter
opposed piston opposed cylinder
two-stroke
smoker
slippage
crankshaft
hyperburner
rotor
featherable
rotor coil
contrarotation
sun and planet gear
antistalling
engine generator
gear ratio
baffle
antistall
second law of motion
slow down
gimbal
dynamic braking
rev up
angular acceleration
spool
blisk
yo-yo despin
coasting
antithrust
tailshaft
Newton's second law
whimsey man
Newton's second law of motion
turborocket
overpropulsion
wind turbine
stall
stator
running in
spindown
revving
engine braking
deceleration
hydrokinetic engine
race rotation
stator coil
open differential