FIBER Synonyms: 73 Similar and Opposite Words

fiber

noun

ˈfī-bər

Definition of fiber

as in backbone

the strength of mind that enables a person to endure pain or hardship a person of lesser fiber would not have spoken out against such an injustice

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in wire

a thin, flexible structure that resembles a hair the fibers found on the victim's body came from a carpet in the suspect's home

Synonyms & Similar Words

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of fiber The seabed has become host to a rapidly growing share of the world's critical infrastructure, such as gas pipelines, power cables, internet backbone fiber, oil and gas installations, and, increasingly, data centers. — New Atlas, 5 July 2026 Other noteworthy nutrients in pinto beans include fiber, folate, and potassium. — Kirsten Nunez, Martha Stewart, 5 July 2026 This is how to safely clean a jute rug without fraying or staining the fibers. — Brandee Gruener, Southern Living, 5 July 2026 As a result, the hull is made from a lightweight carbon-fiber, which, for the debut model, is done up in a bold green worthy of Sonny Crockett and Ricardo Tubbs. — Nicole Hoey, Robb Report, 4 July 2026 See All Example Sentences for fiber

Recent Examples of Synonyms for fiber

Noun

Kelly looks into the camera and declares the Fairway attorney and former Obama Commerce Department official has the strength, judgment and backbone to continue her legacy.

— Matthew Kelly, Kansas City Star, 10 July 2026
In those neighborhoods, buses are the backbone of mobility, and improving them is among the most effective ways to expand opportunity.

— Mike Flynn, New York Daily News, 9 July 2026

Definition of backbone

Noun

But Norway were angered by England’s first goal which came after a goal kick appeared to hit an overhead sky camera wire before dropping to Elliot Anderson in the build-up.

— The Athletic Soccer Experts, New York Times, 14 July 2026
Pixel control unlocked The system combines a phase-change material with a crossbar network of copper wires similar to those used in display technologies.

— Neetika Walter, Interesting Engineering, 13 July 2026

Definition of wire

Noun

Nearly all of them wore masks, lacking the individual courage of a solitary Air Force major with a career and his freedom at stake.

— Sun Sentinel Editorial Board, Sun Sentinel, 8 July 2026
Muscato draws on Alexander the Great's strategies and his own experiences, including 9/11 and Winter Storm Uri, to guide executives in leading teams through crisis with clarity, resilience, and courage.

— Forbes Books Press Release Official, Forbes.com, 7 July 2026

Definition of courage

Noun

Inquisitiveness and grit should be encouraged regardless of age.

— Eric Francia, Fortune, 7 July 2026
Johnson Products Company — which would later go on to manufacture Ultra Sheen, Classy Curl, Curly Perm and men’s cologne line Black Tie — was made from humble beginnings, grit and a revolutionary product idea.

— Michelle Lee, PEOPLE, 7 July 2026

Definition of grit

Noun

Fortifying the scalp and the roots creates a strong, healthy foundation for hair growth, which leads to fuller-looking, healthier hair.

— Reece Andavolgyi, InStyle, 8 July 2026
The campaign features three colorful and pink-hued drinks inspired by the vibrant hair colors and Snapchat filters that defined the era which ran from roughly 2014 through 2016.

— Emily Rella, PEOPLE, 8 July 2026

Definition of hair

Noun

The Estadio Azteca, which will host the England game, sits 2,240 metres above sea level, which not only gives the hosts an acclimatisation advantage but shifts greater focus onto physical stamina and endurance.

— Colin Millar, New York Times, 4 July 2026
The rucking vest has moved from military training grounds into mainstream fitness gear, and 2026 has delivered a wave of new options built for people who want to add strength and stamina to a simple walk.

— Samantha Agate, Sacbee.com, 2 July 2026

Definition of stamina

Noun

Its structure is best seen through long exposure photography, which will help reveal the dusty filaments and chaotic cosmic clouds that form the nebula.

— Anthony Wood, Space.com, 2 July 2026
One of the more interesting additions is Bambu’s new filament-track switch system, which sits between the AMS and the printer’s dual-nozzle filament paths.

— Michael Lydick, PC Magazine, 28 June 2026

Definition of filament

Browse Nearby Words

fibbing

fiber

fibers

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“Fiber.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fiber. Accessed 15 Jul. 2026.

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Synonyms of fiber

noun

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