This is the 2102nd most frequent Japanese word.
大震災
"大震災" means "great earthquake disaster" in English.
Here, '大震災' refers to a specific historical devastating earthquake, indicating its name and magnitude.
1923年の関東大震災は、多くの人々に大きな被害をもたらしました。
The Great Kanto Earthquake of 1923 caused significant damage to many people.
In this case, '大震災' is used as a general term to discuss large and destructive earthquakes.
日本では、大震災への備えが全国的に重要視されています。
In Japan, preparedness for major earthquakes is emphasized nationwide.
Here, '大震災' references a recent significant earthquake event, emphasizing its emotional and societal impact.