expander (B2)

noun

Pronunciation: /ɪkˈspændər/

Definition

A device or substance designed to increase in size, volume, or scope, or to cause something else to do so.

Examples

• The artist used a special expander tool to stretch the canvas evenly.

• In dentistry, an expander is often used to widen the palate.

• This software feature acts as a text expander, automatically completing common phrases.

Synonyms of expander

Words with a similar meaning to expander:

• enlarger
• magnifier
• dilator
• extender

Antonyms of expander

Words with the opposite meaning to expander:

• reducer
• compressor

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