NONFUNCTIONAL Synonyms: 44 Similar and Opposite Words

nonfunctional

adjective

ˌnän-ˈfəŋ(k)-shnəl

Definition of nonfunctional

as in nonfunctioning

not being in working order that gas pump is nonfunctional, which is the reason for the plastic bag over the nozzle

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

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 nonfunctional In most populations around the world, many of these genes have accumulated mutations over time that have left about 60 percent of them nonfunctional. — Willow Zhang, Scientific American, 11 Aug. 2026 Amid three years of war, the WHO reported in April 2026 that 37% of Sudan’s health facilities were nonfunctional. — Katrine L. Wallace, The Conversation, 29 July 2026 Down the road from his house, drivers cautiously approached a nonfunctional traffic light on Hampstead Mexico Road that was impacted by an outage. — Gabriella Fine, Baltimore Sun, 9 July 2026 The Placer County Sheriff’s Office said drivers should treat intersections with nonfunctional traffic signals as a four-way stop. — Corey Schmidt, Sacbee.com, 20 June 2026 See All Example Sentences for nonfunctional

Recent Examples of Synonyms for nonfunctional

Adjective

Drivers say their contract issues center on pay as well as safety issues, including nonfunctioning heaters, loudspeakers and windshield wipers.

— Zaz Hollander, Anchorage Daily News, 4 Feb. 2023
In 2020, the state of Virginia passed some bills limiting pretextual traffic stops—for example, when police spot nonfunctioning brake or tail lights or hear an overly loud exhaust system.

— Michael Tomasky, The New Republic, 30 Jan. 2023

Definition of nonfunctioning

Adjective

Riders had to evacuate its log ride on seven separate occasions because of issues such as boats colliding or becoming jammed and smoke coming from a malfunctioning part of the ride.

— Blake Ellis, CNN Money, 15 Oct. 2026
Homeowners reported a swift meeting at which officers discussed a reorganization of their specific duties and the hiring of an elevator expert to fix the chronically malfunctioning, overloaded elevators.

— Linda Robertson, Miami Herald, 15 Aug. 2026

Definition of malfunctioning

Adjective

In Tarrant County, there’s a slate of down ballot candidates, including a race for county judge.

— Eleanor Dearman, Fort Worth Star-Telegram, 22 Oct. 2026
Improvement from 2025 counts most, but the formula also considers previous years to discourage rewarding traditionally strong teams that simply bounce back from a down year.

— Todd Holcomb, AJC.com, 20 Oct. 2026

Definition of down

Adjective

Employees are using a chlorine solution with chemical cleaners to sanitize food contact surfaces while dish machine is inoperable.

— Arkansas Online, Arkansas Online, 26 Oct. 2026
Ukrainian units reported link drops at speeds as low as 90 km/hr, making those drones inoperable.

— Jennifer Jacobs, CBS News, 21 Oct. 2026

Definition of inoperable

Adjective

If the main engines were to become inoperative, six smaller orbit-control thrusters can still be activated on the lunar surface, providing an alternative pathway for a rapid ascent.

— Bojan Stojkovski, Interesting Engineering, 14 June 2026
And there’s been plenty of media focus since then — including on inoperative toilets.

— Michael Peregrine, Chicago Tribune, 8 Apr. 2026