Relating to the Structure of the Earth's Crust
This page is the CodyCross answer for the clue below from New York, New York!, Group 380, Puzzle 3 (Columbia University).
Question is: Relating to the Structure of the Earth's Crust
and the answer is: TECTONIC
Word Meaning:
TECTONIC — Of or relating to construction or to architecture.
Definitions from Wiktionary.