rad-, ras-, raz-

(Latin: scrape, scratch, shave, rub)

abradable (adjective)
1. Capable of wearing down or rubbing away by friction; able to erode.
2. Able to make weary through constant irritation; to wear down spiritually.
1. Having an abrasive property, effect, or quality; abrading.
2. A tool or machine used for wearing down or smoothing or polishing.
3. A substance that abrades or wears down.
abrade, abrades, abrading, abraded (verb forms)
1. To wear down or to rub away by friction or scraping.
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".
abrasion (s) (noun), abrasions (pl)
1. Something that has been scraped or rubbed off; such as, skin: The nurse put medication on the abrasion of the child's knee.

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".
abrasive (s) (noun), abrasives (pl)
1. A scraping or grinding material: Natalie was told that sandpaper, or some other abrasive, would be needed to remove the old paint.
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.

abrasively (adverb)
A reference to being harsh and rough in one's manner: "Her abrasively critical comments about his political views resulted in an unpleasant argument."
An instrument used for abrasion.
The removal of superficial layers of the skin with a rapidly revolving abrasive tool.

Related "scrape, scratch; shave; razor" word families: xyro-; xys-.