Word: eras
Part of speech: Noun
Syllables: e
ras
Definition: Plural of era; a major division of geological time; an era is usually divided into two or more periods
Morphemes:
Affix: era
Language: en
PoS: Noun
Meaning: A unit of time, smaller than eons and greater than periods.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form regular plurals of nouns.