a·bra·sion 
(ə-brāzhən)
(ə-brāzhən)n.
1. The process of wearing down or rubbing away by means of friction.
2.
a. A scraped or worn area.
b. A scraped area on the skin or on a mucous membrane, resulting from injury or irritation.
[Medieval Latin abrāsiō, abrāsiōn-, from Latin abrāsus, past participle of abrādere, to scrape off; see ABRADE.]
- superparasitism
- superpartner
- superphosphate
- superphysical
- superpose
- superposition
- superposition principle
- superpower
- superreal
- superrealism
- superrealist
- superrealistic
- superrich
- supersaturate
- supersaturation
- supersaver
- superscribe
- superscript
- superscription
- supersede
- supersedeas
- superseder
- supersedure
- supersensible
- supersensibly