Wearing Down by Abrasion, Like Coffee Beans
This page is the CodyCross answer for the clue below from The 1950s, Group 1810, Puzzle 3 (First British Motorway).
Question is: Wearing Down by Abrasion, Like Coffee Beans
and the answer is: GRINDING
Word Meaning:
GRINDING — present participle and gerund of grind
Definitions from Wiktionary.