eraser

noun

eras·​er i-ˈrā-sər 

: one that erases

especially : a device (such as a piece of rubber or a felt pad) used to erase marks (as of ink or chalk)

Examples of eraser in a Sentence

Recent Examples on the Web

For the sensor, the team at Sandia National Laboratories used a rare-earth garnet crystal about the size of a pencil eraser. — Georgina Jedikovska, Interesting Engineering, 16 July 2026

Microplastics are plastic fragments smaller than 5 millimeters — about the size of a pencil eraser or smaller. — Tom Gavin, EverydayHealth.com, 15 July 2026

Time is the great eraser of life, smoothing out rough edges of the past as it fine-tunes yesterday’s vision into today’s narrative. — Jerry Shnay, Chicago Tribune, 29 June 2026

There's also an AI eraser tool in the Nothing gallery app, plus access to some popular Gemini features, particularly Circle to Search. — Florence Ion, PC Magazine, 27 June 2026

Word History

First Known Use

1790, in the meaning defined above

Rhymes for eraser

• replacer
• acer
• baser
• chaser
• pacer
• racer
• spacer
• tracer
• radiotracer

Kids Definition

eraser

noun

eras·​er i-ˈrā-sər 

: one that erases

especially : a piece of rubber or a felt pad used to erase marks (as from a pencil or chalk)