Definition of Tractor screw
1.
(Aviation)
A
propeller
screw
placed
in
front
of
the
supporting
planes
of
an
airplane
instead
of
behind
them
,
so
that
it
exerts
a
pull
instead
of
a
push
.
Hence
,
Tractor
monoplane
,
Tractor
biplane
,
etc
.
This
is
the
most
common
arrangement
for
propellers
on
modern
airplanes
.
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Trackwalker
Trackway
Tract
Tractability
Tractable
Tractarian
Tractarianism
Tractate
Tractation
Tractator
Tractility
Traction
Traction engine
Traction wheel
Tractional
Tractite
Tractitious
Tractive
Tractor
Tractor airplane
Tractor-trailer
Tractoration
Tractory
Tractrix
Tracts for the Times
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