Turned over with the blade of a plough to create furrows (usually for planting crops). / (figuratively, rare) Well-trodden or well-researched, previously explored.

(geology) An instrument that monitors the slow surface displacement of an active geologic fault in the earth.

(baseball) The older of the two professional baseball leagues within Major League Baseball.

(baseball) Initialism of earned run average, a baseball statistic. / (electronics) Initialism of electrically reconfigurable array. / (military) Initialism of explosive reactive armor.