Eraser: Definition, Types, and Common Uses

Meaning 1：rubber eraser (Eraser)

Eraser 🔊

/ɪˈreɪzər/

A small tool, usually made of rubber, used to remove pencil or chalk marks from paper or a board.

Student using yellow eraser to clean pencil mark on notebook

rubber eraser 🔊

➕

/ˈrʌbər ɪˈreɪzər/

A small rubber or plastic object used to remove pencil or chalk marks from a surface by rubbing.

📁 Category：School Education 🔖 Level：Beginner

📘 Details & Usage

📖 Root Explanation

From Latin 'eradere' (to scrape out), from 'e-' + 'radere'.

💡 Mnemonic

Think 'erase' + 'r' = eraser: it 'rases' mistakes away.

📖 Example

I made a mistake in my math homework, but luckily I had an eraser to fix it. 🔊 I made a mistake in my math homework, but luckily I had an eraser to fix it.

🔗 Collocations

rubber eraser – An eraser made from rubber, commonly used for pencil marks.

eraser shavings – Small pieces of rubber produced when rubbing an eraser on paper.

eraser dust – Fine particles created from erasing pencil marks.

🔄 Synonyms

rubber (n.) – British term for an eraser.

pencil eraser (n.) – A specific eraser designed for pencil marks.

kneaded eraser (n.) – A soft, moldable eraser used for charcoal or pastel.

🚫 Antonyms

pencil (n.) – A tool that creates marks which an eraser removes.

mark (n.) – The result left by a pencil that an eraser eliminates.

permanent marker (n.) – A writing tool whose marks are not removable by a typical eraser.

🌱 Derivatives

erase (v.) – To remove marks or data.

erasable (adj.) – Capable of being erased.

erasure (n.) – The act of erasing.

📖 Cultural Story

Originates from Latin 'eradere' (to scrape out). The first rubber eraser was patented in 1770 by Edward Nairne, who used natural rubber to remove pencil marks.