- nonsorted polygon
- (not preferred)refer to patterned ground.
Glossary of landform and geologic terms. 2013.
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polygon — A type of patterned ground consisting of a closed, roughly equidimensional figure bounded by more or less straight sides; some sides may be irregular. Refer to patterned ground. Compare: high center polygon, low center polygon, ice wedge… … Glossary of landform and geologic terms
patterned ground — A general term for any ground surface exhibiting a discernibly ordered, more or less symmetrical, morphological pattern of ground and, where present, vegetation. Patterned ground is characteristic of, but not confined to, permafrost regions or … Glossary of landform and geologic terms