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leaded

American  
[led-id] / ˈlɛd ɪd /

adjective

  1. (of gasoline) containing tetraethyllead.


leaded British  
/ ˈlɛdɪd /

adjective

  1. (of windows) composed of small panes of glass held in place by thin grooved strips of lead

    leaded lights

  2. (of petrol) containing tetraethyl lead in order to improve combustion

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of leaded

First recorded in 1935–40; lead 2 + -ed 3


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.

See Examples For:

Sharply defined restrictions on biological weapons, ozone-destroying chemicals, leaded gasoline and tobacco marketing have also succeeded.

From The Wall Street Journal ● Oct. 7, 2026

“You’re invited to relax and entertain surrounded by a stately fireplace, regal archways and a row of leaded glass arched windows framing open-sky views,” the listing notes.

From MarketWatch ● Sep. 28, 2026

The homes are filled with quirky leaded glass windows, uneven angles and heaps of wood shingles, resembling a thatched straw roof.

From Los Angeles Times ● Nov. 21, 2025

From this data, they estimated lead's assault on mental health and personality by calculating "mental illness points" gained from leaded gas exposure as a proxy for its harmful impact on public health.

From Science Daily ● Dec. 4, 2024

On the second floor there were some offices and three empty lecture rooms, all with rows of wooden chairs, old oil paintings on the walls, and elaborate leaded glass windows.

From "Chasing Vermeer" by Blue Balliett

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