empennage noun.
[ɛm'pɛnɪdʒ] E20.[French = feathering (of an arrow), empennage, from empenner feather (an arrow), formed as EM-1 + penne feather from Latin penna: see -AGE.]The group of stabilizing and control surfaces at the tail of an aircraft.
[TahlilGaran] English Dictionary ▲