Key: "S:" = Show Synset (semantic) relations, "W:" = Show Word (lexical) relations
Display options for sense: (gloss) "an example sentence"
Noun
S: (n) era, epoch (a period marked by distinctive character or reckoned from a fixed point or event)
S: (n) era, geological era (a major division of geological time; an era is usually divided into two or more periods)
S: (n) earned run average, ERA ((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)