eraser

Everyday

1. A small piece of rubber or plastic used to remove pencil marks. tree →
2. A pad used to wipe a chalkboard or whiteboard clean. tree →

In the lessons

In school every pencil case has an eraser; in maths problems pupils buy pencils and erasers at prices to add up. Phrases: «a pencil with an eraser on the end», «a board eraser».

Examples

• Can I borrow your eraser? I made a mistake. tree →
• My pencil has an eraser on the end. tree →
• The teacher cleaned the whiteboard with the eraser. tree →
• Erasers cost 50 cents each; 4 erasers cost $2. tree →
• Rub gently with the eraser so you don't tear the paper. tree →
• I lost my eraser again! tree →

Note

«An eraser» (vowel sound). In the US and Canada «eraser» is the usual word; in the UK, Ireland, Australia and New Zealand people usually say «a rubber» for the pencil one. Verb: erase.