abrasive (n.) Look up abrasive at Dictionary.com
"an abrasive substance," 1853, from abrasive (adj.).
abrasive (adj.) Look up abrasive at Dictionary.com
1805, from Latin abras-, past participle stem of abradere "to scrape away, shave off" (see abrasion) + -ive. Figurative sense of "tending to provoke anger" is first recorded 1925. Related: Abrasively; abrasiveness.