overfold
1 of 2transitive verb
: to fold over
specifically : to push over so as to form an overturned anticline
overfold
2 of 2noun
1
: an overturned anticline
2
: a sigmoid fold comprising an overturned anticline and a syncline
Word History
Etymology
Transitive verb and Noun
Middle English overfolden to fold over, from over entry 1 + folden to fold