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EOE
EOF
eohippus
Eolian
eolian
eolipile
eolith
eolithic
eon
Eos
eosin
eosinophil
eosinophilia
eosinophilia-myalgia syndrome
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EP (1)
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eon
e·on [  òn,  ən ] (plural e·ons)


noun 
Definition:
 
1. vast amount of time: a length of time that is too long to measure
2. longest unit of geologic time: a division of geologic time comprising two or more eras
[Mid-17th century. Via late Latin< Greek aiōn "age, lifetime"]

e·o·ni·an [ ee ṓnee ən ] adjective
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