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 and the abrasion on Nancy's elbow has been healing very well.2. A wearing away by rubbing or scraping, as of rock by wind, water, etc.: Years of abrasions had worn the surface of the stones so they are now 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.
2. Describing something that scrapes; rough or scratchy: William was advised to use sandpaper or some other abrasive material to remove the paint from the chairs before painting them again.
The abrasive effect of sandpaper on the wood made it smooth and easy to paint on.3. A reference to something that is harsh, irritating, or rude: When the talk-show host used abrasive remarks, he insulted many in his radio audience.