ERA
See also: Appendix:Variations of "era"
English
Noun
ERA (countable and uncountable, plural ERAs)
- (baseball) Initialism of Earned Run Average (baseball statistic)
- (electronics) Initialism of electrically reconfigurable array.
- (military) Initialism of explosive reactive armor.
Proper noun
ERA
- (US) Initialism of Equal Rights Amendment.
- (European Union, railways) Initialism of European Railway Agency (called today the European Union Agency for Railways)