fiber

noun

ˈfī-bər How to pronounce fiber (audio)
Definition of fibernext
1
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
2
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 Instant cooling fibers help keep your sleep surface cooler night after night, while copper infusion naturally conducts heat away from your body to help optimize sleep cycles. — ABC News, 7 Nov. 2026 The rounded head has small holes, while the glass-fiber stem is lined with paper. — Maryna Holovnova, New Atlas, 7 Nov. 2026 Refined grains are processed to remove fiber and certain nutrients, some of which may be added back in by the manufacturer. — Karen Berger, Verywell Health, 6 Nov. 2026 Some offer more fiber or protein; others give seasonal produce a starring role. — Zoe Denenberg, Bon Appetit Magazine, 6 Nov. 2026 See All Example Sentences for fiber
Recent Examples of Synonyms for fiber
  1. backbone
  2. wire
  3. courage
  4. thread
  5. grit
  6. hair
  7. stamina
  8. filament
Noun
  • The Middle East is not the only part of the world where threats to the Internet’s undersea backbone have intensified.
    — Jeremy Hsu, ArsTechnica, 6 Nov. 2026
  • Sinetron, the local soap format, remains the backbone of Indonesian TV series.
    — Naman Ramachandran, Variety, 6 Nov. 2026
Definition of backbone
Noun
  • Clase and Ortiz, also an ex-Guardians pitcher have pleaded not guilty to conspiracy of wire and honor services fraud, sports bribery and money laundering.
    — Scott Thompson OutKick, FOXNews.com, 7 Nov. 2026
  • Cut the restriction wire, and the bike gets access to its more entertaining personality.
    — Kevin Fanady, New Atlas, 6 Nov. 2026
Definition of wire
Noun
  • Councilmember Raman stepped up with courage and grace to take on the status quo.
    — Noah Haggerty, Los Angeles Times, 5 Nov. 2026
  • Students must also learn honest history, including the consequences of war, the dangers of propaganda and dehumanization and the courage of those who chose compassion over hatred.
    — Joanie Schirm, The Orlando Sentinel, 5 Nov. 2026
Definition of courage
Noun
  • Made from 270-thread-count long-staple cotton, the sheets have a crisp, breathable feel that's especially attractive to hot sleepers who prefer something lighter than silky sateen.
    — Jacorey Moon, Architectural Digest, 7 Nov. 2026
  • The thick black frame that cages his face is made of the same thread as the rest, not impossibly undone.
    — Tessa Solomon, ARTnews.com, 7 Nov. 2026
Definition of thread
Noun
  • Rounding out the trio is Zeimani, the middle sibling and resident comedian, whose raspy vocal grit carries the DNA of her late uncle, Bobby Womack.
    — Natelegé Whaley, VIBE.com, 3 Nov. 2026
  • Jovic embodies the physical toughness, motor and grit on both sides of the floor that the Bruins lacked the past two seasons.
    — Connor Dullinger, Los Angeles Times, 2 Nov. 2026
Definition of grit
Noun
  • Tackiness across the forehead could make more of a difference when they’re used to brushing hair away from their face.
    — Miami Herald, Miami Herald, 10 Nov. 2026
  • Acute or chronic exposure to thallium can cause serious health problems, including nerve damage, gastroenteritis and hair loss.
    — Eva Flowe November 10, Charlotte Observer, 10 Nov. 2026
Definition of hair
Noun
  • Even so, pairing protein with carbohydrates can help smooth out post-meal swings while supporting overall morning stamina.
    — Christopher Bergland, Verywell Health, 4 Nov. 2026
  • In a world where students are averaging seven and a half hours a day on screens and attention spans are waning, Connecticut teachers say that students’ reading stamina and comprehension are declining.
    — Tribune News Service, Baltimore Sun, 28 Oct. 2026
Definition of stamina
Noun
  • The distribution of damage, the pace of decline, and even the molecular structure of amyloid filaments can vary.
    — Manvir Singh, New Yorker, 2 Nov. 2026
  • Together, clouds and filaments join to form a rotating galaxy.
    — Edwin Alexani, The Conversation, 2 Nov. 2026
Definition of filament

Browse Nearby Words

fibbing
fiber
fibers
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Cite this Entry

“Fiber.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fiber. Accessed 12 Nov. 2026.

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More from Merriam-Webster on fiber

Britannica.com: Encyclopedia article about fiber

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