(geology) A small earthquake, or seismic event.

(astronomy) Any extrasolar rocky planet several times larger than Earth, especially such a planet detected as it transits its sun.

Firm or planted in the earth, and difficult to remove.

(astrology) Any of the three star signs Capricorn, Taurus and Virgo.

plural of earth sign

plural of earth tremor

(UK politics) A formal motion submitted for debate in the House of Commons.

plural of Earth Mother

(baseball) A statistic in baseball which equals the number of earned runs allowed per nine innings pitched.

The study of the behavior of buildings and structures subject to seismic loading