society > travel > air or space travel > a means of conveyance through the air > aeroplane > parts of aircraft > [noun] > stabilizer > of tail > arrangement of
empennage1908
tail unit1926
tail assembly1968
1926 Chambers's Jrnl. Aug. 580/1 In every aeroplane the tail unit..comprises the rudder [etc.].
1977 D. BeatyExcellency i. 8 A lot of junk..six DC6 wheels, a Viscount tail unit.