EraWordNet Explorer
Explore synonyms, antonyms, hypernyms, hyponyms, and semantic relationships for “era” powered by Princeton WordNet.
(baseball) a measure of a pitcher's effectiveness; calculated as the average number of earned runs allowed by the pitcher for every nine innings pitched
a basis for comparison; a reference point against which other things can be evaluated
a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs
a major division of geological time; an era is usually divided into two or more periods
the time of the physical formation and development of the earth (especially prior to human history)
the longest division of geological time
a unit of geological time during which a system of rocks formed
a period marked by distinctive character or reckoned from a fixed point or event