大だい航こう海かい時じ代だいMeaningsNoun1. Age of Discovery; Age of Exploration (Historical)Kanji used大large航navigation海sea時time代substitutePitch accentだいこうかいじだいComposed of大だいlarge; big; great; huge; vast; major; important; serious; severe; prominent; …Prefix航こう海かい(sea) voyage; navigation; sailing; passage; cruiseNoun時じ代だいperiod; epoch; era; age; the times; those days; oldness; ancientness; antiquity; antique; …Noun