noun aeto- is not a standalone word, but a prefix used in scientific terminology to indicate something related to eagles or birds of prey.
aetosaur (an extinct group of heavily armored reptiles)
aetosaur (an extinct group of heavily armored reptiles)
aetosaur (an extinct group of heavily armored reptiles)
The prefix 'aeto-' can be used in writing to indicate something related to eagles, such as 'aetology' which is the study of eagles.
In psychology, the prefix 'aeto-' can be used to refer to something related to perception or sensation, such as 'aetiology' which is the study of the causes of sensations.