地ち象しょうちしょうじ字FuriganaMeanings1nounterrestrial phenomenaTechnical term used in geography and earth science to refer to natural phenomena occurring on or within the Earth, such as earthquakes, volcanic activity, and erosion. Not an everyday word.地ち象しょう学がくは、地じ震しんや火か山ざん活かつ動どうなどの地ち象しょうを研けん究きゅうする学がく問もんです。Geomorphology is the study of terrestrial phenomena such as earthquakes and volcanic activity.