slight earthquake; minor tremor
Refers to a weak earthquake, often one that is barely perceptible. Used in seismology and news reports.
昨夜、震度1の微震が観測された。
A slight earthquake of intensity 1 was observed last night.
A minor tremor occurred in this area last night.
この地域では微震が頻繁に発生している。
Minor tremors occur frequently in this area.
気象庁はけさ東京で微震を観測した。
The Meteorological Agency detected a minor tremor in Tokyo this morning.
Minor tremors have continued in that area for several days.
微震 refers to a slight, barely perceptible tremor, whereas 激震 refers to a violent, severe earthquake.
微震 refers to a barely perceptible tremor, the opposite end of the intensity scale from the violently destructive 烈震.
余震 means an aftershock (defined by timing relative to a main quake), while 微震 refers to the weak intensity of a tremor, not its timing.
微震 denotes an even fainter tremor than 軽震, often imperceptible, while 軽震 is a slightly stronger but still weak shake.
counter for occurrences; times · time; instance; occasion · inning (baseball); round; game · episode; chapter; installment · Hui (people) · Islam
Compound of 微 (bi, 'slight, minute') and 震 (shin, 'tremor, quake').