Inner Margins of the Pages of a Book

This page is the CodyCross answer for the clue below from Life on Wheels, Group 1789, Puzzle 5 (Fuel Efficiency).

Question is: Inner Margins of the Pages of a Book

and the answer is: GUTTER

Word Meaning:

GUTTER — A prepared channel in a surface, especially at the side of a road adjacent to a curb, intended for the drainage of water.

Definitions from Wiktionary.

Inner Margins Of The Pages Of A Book - Life on Wheels CodyCross Answers | CodyCross Solutions