elastic.

1. Able to stretch or deform and then recover its shape.

2. Able to expand or adjust rather than remain fixed.

Use it for

Words that belong together

• elastic material
• elastic band

On the page

The elastic seal expanded around the opening.

Usage notes

Primary category: sensory / description. Forms: Comparative more elastic; superlative most elastic when comparison is meaningful. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: description. Commonness: moderately common.