{"thcode":3,"term":{"code":406,"name":"folds (geologic)","parent":1135,"scope":"Curves or bends of a planar structure such as rock strata, bedding planes, foliation or cleavage; usually products of deformation. [Adapted from Glossary of Geology, 4th ed.]"},"uf":[],"bt":[{"code":1135,"name":"tectonic features","parent":816,"scope":"Features resulting from structural deformation of the earth's crust through tectonic processes. [Adapted from American Heritage Dic. of the English Language, 4th ed.]"},{"code":816,"name":"physiographic features","parent":1,"scope":null},{"code":1,"name":"Categories","parent":null,"scope":null}],"nt":[{"code":40,"name":"anticlines","parent":406,"scope":"Geologic folds in surface strata sloping downward on both sides from a common crest. [Adapted from American Heritage Dic. of the English Language, 4th ed.]"},{"code":1123,"name":"synclines","parent":406,"scope":"Trough-shaped folds or downfolds in folded rock strata, the strata dipping towards a central axis.  [Macmillan Encyc., 2001]"}],"rt":[{"code":345,"name":"earthquake features","parent":1135,"scope":null}]}