IPA: /əˈbreɪdənt/
KK: /əˈbrædənt/
A material or substance that can wear away or smooth surfaces through friction.
The abradant material was used to polish the metal surface.
A material or substance that is used to wear down or smooth surfaces through friction.
The mechanic used an abradant to smooth the rough edges of the metal.
Abradant is derived from the Latin root "ab-" (meaning away) and "radere" (meaning to scrape). The term refers to a material that scrapes away or abrades surfaces.
Think of something that scrapes 'away' ('ab-') from a surface, which helps you remember that 'abradant' is a material used for scraping.