Working on This All the Live Long Day

This page is the CodyCross answer for the clue below from Past and Present Tech, Group 1453, Puzzle 5 (Dot Matrix Printer).

Question is: Working on This All the Live Long Day

and the answer is: RAILROAD

Word Meaning:

RAILROAD — (chiefly US, Philippines) A permanent track consisting of fixed metal rails to drive trains or similar motorized vehicles on.

Definitions from Wiktionary.