__ Edge, Something at the Forefront of Technology

This page is the CodyCross answer for the clue below from Train Travel, Group 709, Puzzle 3 (Strangers on a Train).

Question is: __ Edge, Something at the Forefront of Technology

and the answer is: CUTTING

Word Meaning:

CUTTING — (countable, uncountable) The action of the verb to cut.

Definitions from Wiktionary.

__ edge, something at the forefront of technology — CodyCross Answer | CodyCross Solutions