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 carbon weave can be finished in Satin or Gloss and tinted in different colors, with Q by Aston Martin able to work with individual customers on bespoke carbon-fiber finishes. — Matthew MacConnell, Forbes.com, 15 Aug. 2026 Also helping the model variant shed pounds are the racing bucket seats and carbon-fiber door panels. — Viju Mathew, Robb Report, 15 Aug. 2026 That added thermal control is especially important for larger ABS, ASA, nylon, and carbon-fiber prints, where stable chamber temperatures help reduce warping, shrinkage, and layer separation across the Max 4’s nearly 400mm build volume. — Michael Lydick, PC Magazine, 15 Aug. 2026 Pairing rotisserie chicken with vegetables, whole grains, legumes, and healthy fats creates a balanced meal that’s rich in protein, fiber, vitamins, and minerals. — Lynn Andriani, Martha Stewart, 15 Aug. 2026 See All Example Sentences for fiber

Recent Examples of Synonyms for fiber

Noun

Michele Goodwin was once part of the American backbone of the $43 billion global industry.

— CNN Staff, CNN Money, 23 Aug. 2026
Historically a safe haven, the Vineyard is now seen as the epicenter for changing the narrative on diversity, showcasing Black and Brown Americans as the backbone of the nation's economy and future.

— Doug Melville, Forbes.com, 21 Aug. 2026

Definition of backbone

Noun

Electronic circuits move electrical signals through wires, while these biological circuits move molecules between bacterial colonies.

— Aamir Khollam, Interesting Engineering, 18 Aug. 2026
The standard process of arc welding creates an electric arc between an electrode stick or wire and metal material.

— Jeremy Hsu, ArsTechnica, 17 Aug. 2026

Definition of wire

Noun

But when a traumatic drunken night resurfaces, Júlía must confront shame, family responsibilities and the courage to tell her own story, reads the logline.

— Annika Pham, Variety, 21 Aug. 2026
Cammack, who was one of the first House Republicans with the courage to speak out about Mills, should push hard for changes.

— Orlando Sentinel Editorial Board, The Orlando Sentinel, 20 Aug. 2026

Definition of courage

Noun

The common thread Domestic records collection and foreign data-for-aid deals rest on the same faith that anonymization neutralizes the risk of pooling sensitive health data.

— Jennifer D. Oliva, The Conversation, 17 Aug. 2026
In that thread, the original poster said that the real problem was that tiny details and even major historical insights that can be gleaned from reviewing rare books will be lost to AI greed.

— Ashley Belanger, ArsTechnica, 17 Aug. 2026

Definition of thread

Noun

Carlos Baleba offers United a different profile to Youri Tielemans and Andrey Santos, a combination of energy, defensive grit, and ball-carrying that should suit Carrick’s midfield well.

— Laurie Whitwell, New York Times, 21 Aug. 2026
The work included repairs to the Gibson Ranch Lift Station and paving, lighting, piping and other infrastructure improvements associated with the treatment plant’s grit filtration system.

— Daniel Lempres, Sacbee.com, 19 Aug. 2026

Definition of grit

Noun

Players often arrive back from their summer breaks with a base level of fitness — enhanced by light and sporadic individual training during their holidays — and their natural athlete’s stamina.

— George Edwards, New York Times, 15 Aug. 2026
Learn line dancing and improve your balance, footwork, cardiovascular activity and stamina.

— Hema Sivanandam, Mercury News, 10 Aug. 2026

Definition of stamina

Noun

The software also ships with a surprisingly large library of pre-tuned Qidi filament profiles built in, covering everything from standard PLA and PETG to higher-temperature engineering materials.

— Michael Lydick, PC Magazine, 15 Aug. 2026
As a result, each filament is mostly limited to one type of movement.

— Georgina Jedikovska, Interesting Engineering, 12 Aug. 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 24 Aug. 2026.

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Synonyms of fiber

noun

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