rad-, ras-, raz-
(Latin: scrape, scratch, shave, rub)
2. Able to make weary through constant irritation; to wear down spiritually.
2. A tool or machine used for wearing down or smoothing or polishing.
3. A substance that abrades or wears down.
2. To erode or to damage something by rubbing its surface too hard.
3. To make weary through constant irritation; wear down spiritually.
4. Etymology: from Latin abradere, "to scrape off"; from ab-, "off" + radere, "to scrape".
"The abrasion on Rodney's knee finally healed."2. A wearing away by rubbing or scraping, as of rock by wind, water, etc.: "Years of abrasions had worn the stones smooth."
"The abrasions on the cliff side were examples of the destructive powers of natural resources, winds, and water."3. Etymology: from Medieval Latin (about A.D. 700 to A.D. 1500) abrasionem, abrasio, "a scraping"; from Latin abradere, "to scrape away, to shave off"; from ab-, "off" + radere, "to scrape" or "to rub".
2. A substance used for rubbing or polishing: "The cabinetmaker recommended an abrasive that used only natural materials for use on the wooden furniture."
"When Glenda went to the store, she noticed that there were at least three kinds of abrasives from which to choose for her home improvement project."