inflexible
adjective
in·flex·i·ble
(ˌ)in-ˈflek-sə-bəl 
: not flexible: such as
a
: characterized by firmness of will or purpose : unyielding
an inflexible judge
took an inflexible stance
… he pulled out of the talks, saying administration officials were being inflexible—
Lloyd Grove
Lloyd GroveHis secret, it turned out, was an inflexible regimen that required a permanent diet except on certain cheating days each week …—Calvin Trillin
Calvin Trillin
b
: not easily bent or twisted : lacking or deficient in suppleness
an inflexible steel rod
Imbalances in any area of this soft tissue, as well as inflexible or weak hip muscles, can pull the kneecap off track …—Food & Fitness Advisor
Food & Fitness Advisor
c
: not easily changed : unalterable
an inflexible deadline
inflexible laws/rules
jobs with inflexible hours
inflexibility
noun
plural inflexibilities
joint inflexibility
the inflexibility of the schedule
Examples of inflexible in a Sentence
the inflexible law of gravity
shoes made of inflexible plastic hurt my feet
Recent Examples on the Web
This 50-year-old rule is politically inflexible — a public vote is the only way to modernize it.
—Harry Bubbins, San Diego Union-Tribune, 23 Oct. 2025
Many companies turn to private debt to avoid overreliance on dilutive equity or inflexible bank financing.
—Dave Smith, Fortune, 17 Oct. 2025
Bryant wrote that his finger remained inflexible for the rest of his life.
—Christian Clark, New York Times, 2 Oct. 2025
Traditional chainmail suits were protective, but were inflexible and too heavy for surfing or diving.
—Laura Baisas, Popular Science, 24 Sep. 2025
See All Example Sentences for inflexible
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Harry Bubbins, San Diego Union-Tribune, 23 Oct. 2025
Many companies turn to private debt to avoid overreliance on dilutive equity or inflexible bank financing.
—Dave Smith, Fortune, 17 Oct. 2025
Bryant wrote that his finger remained inflexible for the rest of his life.
—Christian Clark, New York Times, 2 Oct. 2025
Traditional chainmail suits were protective, but were inflexible and too heavy for surfing or diving.
—Laura Baisas, Popular Science, 24 Sep. 2025
See All Example Sentences for inflexible
Cite this Entry
“Inflexible.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inflexible. Accessed 31 Oct. 2025.
Copy CitationKids Definition
inflexible
adjective
in·flex·i·ble
(ˈ)in-ˈflek-sə-bəl
2
: not easily influenced or persuaded : firm
3
: incapable of change : unalterable
inflexible laws
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