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UL

American  
  1. Underwriters' Laboratories (used especially on labels for electrical appliances approved by this nonprofit safety-testing organization).


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“Keeping devices within reach can mean the difference between a contained incident and a serious event,” said David Wroth, who leads UL Standards & Engagement’s research on thermal runaway incidents.

From The Wall Street Journal • May 6, 2026

UL Solutions will expand its global footprint with 44 labs, including seven in the U.S., strengthening its testing market position.

From The Wall Street Journal • Apr. 14, 2026

If successful, the research undertaken by the team at UL also has the potential to remove environmentally damaging materials such as lead from consumer electronics.

From Science Daily • Nov. 19, 2024

"These fires are not so much traditional fires. They're explosive and there's a lot of gas involved," explains Robert Slone, the senior vice president and chief scientist for UL Solutions, a safety science company.

From BBC • Feb. 8, 2024

T, Trachea; UL, upper-lobe bronchus; LB, left bronchus; SB, stem bronchus.

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Jackson, Chevalier

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