flexible

adjective

flex·​i·​ble ˈflek-sə-bəl 

1

: capable of being flexed : pliant

flexible branches swaying in the breeze

2

: yielding to influence : tractable

a flexible person without strong convictions

3

: characterized by a ready capability to adapt to new, different, or changing requirements

a flexible foreign policy

a flexible schedule

flexibility

ˌflek-sə-ˈbi-lə-tē 

noun

flexibly

ˈflek-sə-blē 

adverb

Synonyms of flexible

• adjustable
• adaptable

Choose the Right Synonym for flexible

elastic, resilient, springy, flexible, supple mean able to endure strain without being permanently injured.

elastic implies the property of resisting deformation by stretching.

an elastic waistband

resilient implies the ability to recover shape quickly when the deforming force or pressure is removed.

a resilient innersole

springy stresses both the ease with which something yields to pressure and the quickness of its return to original shape.

the cake is done when the top is springy

flexible applies to something which may or may not be resilient or elastic but which can be bent or folded without breaking.

flexible plastic tubing

supple applies to something that can be readily bent, twisted, or folded without any sign of injury.

supple leather

Examples of flexible in a Sentence

flexible branches swaying in the breeze

a material that is both strong and flexible

She's been doing exercises to become stronger and more flexible.

Our schedule for the weekend is very flexible.

This computer program has to be flexible to meet all our needs.

Whatever you want to do is fine with me. I'm flexible.

Recent Examples on the Web

Human insight and flexible multichannel infrastructure are two halves of one capability. — Wendy Johnstone, Forbes.com, 29 Sep. 2026

The four-way stretch material is breathable and flexible, and the pants have four pockets to keep your essentials close. — Kaitlin Gates, Travel + Leisure, 29 Sep. 2026

Researchers fabricated the devices on 4-inch wafers as well as flexible substrates, potentially making the architecture suitable for electronics that need to conform to non-flat surfaces. — Neetika Walter, Interesting Engineering, 28 Sep. 2026

The building was collaboratively designed by architecture firms SmithGroup and G&A, and creates more flexible spaces for exhibitions, research, and public interaction. — News Desk, Artforum, 28 Sep. 2026

Word History

Etymology

Middle English, borrowed from Latin flexibilis, from flexus (past participle of flectere "to cause to go in a different direction, bend, curve," of uncertain origin) + -ibilis -ible

First Known Use

15th century, in the meaning defined at sense 1

Rhymes for flexible

• inflexible

Kids Definition

flexible

adjective

flex·​i·​ble ˈflek-sə-bəl 

1

: capable of being bent : pliant

2

: readily changed or changing : adaptable

a flexible schedule

flexibility

ˌflek-sə-ˈbil-ət-ē 

noun

flexibly

ˈflek-sə-blē 

adverb

Medical Definition

flexible

adjective

flex·​i·​ble ˈflek-sə-bəl 

: capable of being flexed : capable of being turned, bowed, or twisted without breaking

flexible bandages

a flexible fiber-optic bronchoscope

flexibility

ˌflek-sə-ˈbil-ət-ē 

noun

plural flexibilities