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windowless

American

[win-doh-lis] / ˈwɪn doʊ lɪs /

adjective

not furnished with any windows; lacking any view of or ventilation from the outside.

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.

Nonstop buzzing fills a windowless Microsoft data centre near Jakarta, part of a tech construction boom sweeping Southeast Asia that promises economic opportunities but is also hungry for resources.

From Barron's • Feb. 26, 2026

It was just past 9 p.m. when I was summoned to a windowless room in a windowless studio to reunite with the Emperor of the Olympic Games:

From The Wall Street Journal • Feb. 12, 2026

Rather than sit in a grand office with big windows overlooking the beautiful Bay of Ajaccio, the club president worked in a windowless, concrete bunker deep inside the building.

From BBC • Jan. 17, 2026

The Bellagio’s grand ballroom felt much like its casino—ornate, windowless, sour with old cigarette smoke.

From Slate • Jan. 13, 2026

To the right of the stairs is a windowless washroom with a sink.

From "The Diary of a Young Girl" by Anne Frank

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023