1) An eagle standard 2) Greek boy name 3) Prefixes for large birds 
Aetos (greek: Αετός, eagle) can refer to: ...[motorcycle] Manufactured in Italy just prior to World War 1, the Aetos was powered by a 492cc 3.5 hp V-twin engine. ==See also == ...
Eagle standard.
An eagle standard. 
The Aetos was a Greek Aetos Class destroyer of 1050tons displacement launched in 1911. The Aetos was powered by four Yarrow oil-burning boilers providing a top speed of 34 knots and carried a complement of about 150. Armaments consisted of four 4-inch guns; two 2 pdr pom-poms and six 21-inch torpedo tubes, and forty mines were also carried for mine...