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左ずれ断層 (ひだりずれだんそう) Japanese meaning | Kotomora

左ひだりずれ断だん層そう

Meanings

1

noun

sinistral fault; left-lateral fault

Geological term for a strike-slip fault where the opposite side moves to the left relative to the observer.

この地ち域いきには左ひだりずれ断だん層そうが多おおく見みられる。
Many sinistral faults are observed in this region.
左ひだりずれ断だん層そうの活かつ動どうによって地ち形けいが変へん化かした。
The topography changed due to the activity of a left-lateral fault.

Kanji

左left
断severance, decline, refuse
層stratum, social class, layer

Similar words

右みぎずれ断だん層そう
右ずれ断層 is a dextral (right-lateral) fault, where the opposite side moves to the right.

Etymology

Compound of 左 (ひだり, 'left') + ずれ (連用形 of ずれる, 'to shift') + 断層 (だんそう, 'fault'). The term directly describes the leftward displacement characteristic of this fault type.