Definition of refractorynext
1
2

Synonym Chooser

How does the adjective refractory differ from other similar words?

Some common synonyms of refractory are headstrong, intractable, recalcitrant, ungovernable, unruly, and willful. While all these words mean "not submissive to government or control," refractory stresses resistance to attempts to manage or to mold.

special schools for refractory children

When can headstrong be used instead of refractory?

The words headstrong and refractory can be used in similar contexts, but headstrong suggests self-will impatient of restraint, advice, or suggestion.

a headstrong young cavalry officer

Where would intractable be a reasonable alternative to refractory?

While in some cases nearly identical to refractory, intractable suggests stubborn resistance to guidance or control.

intractable opponents of the hazardous-waste dump

When would recalcitrant be a good substitute for refractory?

Although the words recalcitrant and refractory have much in common, recalcitrant suggests determined resistance to or defiance of authority.

acts of sabotage by a recalcitrant populace

In what contexts can ungovernable take the place of refractory?

The meanings of ungovernable and refractory largely overlap; however, ungovernable implies either an escape from control or guidance or a state of being unsubdued and incapable of controlling oneself or being controlled by others.

ungovernable rage

When is unruly a more appropriate choice than refractory?

The synonyms unruly and refractory are sometimes interchangeable, but unruly implies lack of discipline or incapacity for discipline and often connotes waywardness or turbulence of behavior.

unruly children

When could willful be used to replace refractory?

The words willful and refractory are synonyms, but do differ in nuance. Specifically, willful implies an obstinate determination to have one's own way.

a willful disregard for the rights of others

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 refractory While cannabinoids offer a potential alternative for refractory chronic pain, optimal use requires personalized dosing and further high-quality trials targeting specific pain subtypes. Tribune Content Agency, The Mercury News, 5 Feb. 2025 It is meant to treat only people with refractory myeloma. Sarah Hudgens, Health, 23 Sep. 2024 Similar to refractory bricks, firebricks can store heat or insulate, depending on what they’re made from. New Atlas, 5 Aug. 2024 This current study extends the successful results previously published on the virus-free preparation of CD19-specific CAR T-cells against refractory B cell malignancies utilizing Applied DNA's Linea™ DNA. Kansas City Star, 13 May 2024 See All Example Sentences for refractory
Recent Examples of Synonyms for refractory
Adjective
  • The inspiration behind this rock-and-roll icon, however, lies in Hindu spiritual symbolism, whose meanings contrast sharply with the rebellious image the logo projects.
    Encyclopedia Britannica, Encyclopedia Britannica, 17 July 2026
  • Judy Davis stars as Sybylla, a rebellious young woman in 19th century Australia who longs to be a writer, but her traditionalist parents refuse to indulge those dreams, sending her to board with her wealthy grandmother instead.
    ArsTechnica, ArsTechnica, 15 July 2026
Adjective
  • For lipedema, Power Plate points to research suggesting whole-body vibration boosts lymphatic flow, which may liquefy and drain stubborn lymph fluid, relieve swelling and ease chronic pain.
    Samantha Agate, Charlotte Observer, 14 July 2026
  • The grower will plant again next season, because that is what Israelis do, and the hope in that is stubborn.
    Frayda Leibtag, Time, 13 July 2026
Adjective
  • Under the Obama administration, an international coalition targeting the Libyan regime of Moammar Qadafi during the country’s 2011 civil war struck his fleeing convoy, leading to his capture and killing by rebel fighters.
    Los Angeles Times, Los Angeles Times, 11 July 2026
  • Assad was forced to flee the country after government forces collapsed in the face of a surprise offensive launched by a coalition of rebel groups, led by Sharaa's Hayat Tahrir al-Sham.
    David Brennan, ABC News, 7 July 2026
Adjective
  • Part of the problem is that, outside of their tenants’ pleas, landlords face neither any real pressure nor any legal requirement to install shutters and ceiling fans; even owners who want to do so are thwarted by recalcitrant co-op boards or finicky historic-preservation reviews.
    Henry Grabar, The Atlantic, 27 June 2026
  • The patron saint of the 2024 Democratic National Convention was Fannie Lou Hamer—recalcitrant sharecropper turned agitator and, like the Democratic presidential nominee, a black woman.
    Ta-Nehisi Coates, Vanity Fair, 15 June 2026
Adjective
  • Juano Hernandez, one of the finest of all American actors, plays a proudly defiant Black man falsely accused of murder.
    Peter Rainer, Christian Science Monitor, 15 July 2026
  • Her face displays the trademark unibrow and faint mustache — a gender-bending look that, scholars say, reflects Kahlo’s defiant repudiation of the classic female aesthetic.
    Los Angeles Times, Los Angeles Times, 14 July 2026
Adjective
  • There were riots, protests and a bitterly divisive war in Vietnam that looked intractable.
    Steven Johnson, Washington Post, 14 July 2026
  • Defenders may now find a way to use this intractable problem in their favor.
    Dan Goodin, ArsTechnica, 13 July 2026
Adjective
  • When an ocelot begins prowling the neighborhood and a mysterious green light appears in the sky, Bernardo is forced to confront the harsh, uncontrollable nature of growing up.
    Rafa Sales Ross, Variety, 13 July 2026
  • McCall tried to create a contrast between the locations, with the Cady clan’s surroundings having an overgrown quality reflecting the uncontrollable insanity at the heart of the family.
    Jim Hemphill, IndieWire, 10 July 2026
Adjective
  • New research from Omdia, commissioned by Apica and surveying 300 enterprise IT decision-makers, found that 59% of enterprises have already terminated or delayed an agentic AI deployment because observability costs have become unmanageable.
    Andi Mann, Forbes.com, 8 July 2026
  • In his view, the Bank of Japan is suppressing bond yields to prevent interest costs on the debt pile from becoming unmanageable.
    Jason Ma, Fortune, 6 July 2026

Browse Nearby Words

Podcast

Cite this Entry

“Refractory.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/refractory. Accessed 21 Jul. 2026.

More from Merriam-Webster on refractory

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster