1. becoming larger or more extensive; growing in size or scope

1. present participle of expand; becoming larger in size, volume, or scope

Examples

• The company is expanding its operations to three new cities.
• The expanding balloon rose slowly into the sky.
• Scientists observed the expanding universe through powerful telescopes.
• The expanding population created a need for more housing.
• Hot air is expanding and rising from the pavement.
• The expanding economy created thousands of new jobs.
• She felt her chest expanding as she took a deep breath.