構こう造ぞう土どこうぞうどMeanings1nounpatterned groundgeologyGeological term for ground patterns formed by freeze-thaw cycles in periglacial regions.永えい久きゅう凍とう土ど地ち域いきでは、構こう造ぞう土どがよく見みられる。Patterned ground is often seen in permafrost regions.