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Synonyms

cloudless

American  
[kloud-lis] / ˈklaʊd lɪs /

adjective

  1. having no clouds; clear.

    a cloudless sky.


Other Word Forms

Etymology

Origin of cloudless

1350–1400; Middle English. See cloud, -less

Explanation

Cloudless means bright and clear, like the blue, cloudless sky you're hoping for on the day of the big back-to-school picnic. When you look up and don't see a single cloud, you can describe the sky as cloudless. Cloudless skies mean no rain, no haze, and no fog. In the daytime, a cloudless sky is blue and bright, and a cloudless night sky is perfect for stargazing through a telescope. This adjective is formed by adding the suffix -less, "lacking," to cloud.

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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.

The warm weather and cloudless skies set the stage for a test of surgical precision in the final two rounds.

From Los Angeles Times • Apr. 10, 2026

I'll be the first to admit that I quickly took to Google after Gadd's cloudless admission in the first episode's opening that "this is a true story," keen to learn more.

From Salon • Apr. 24, 2024

Yet on this cloudless night, the crowd would have been happy to be partying almost anywhere.

From New York Times • Apr. 10, 2024

The researchers noted that atmospheric ridges or atmospheric high-pressure systems that cause intense heat, like the heat wave that hit the Pacific Northwest in 2021, are often characterized by cloudless, blue skies.

From Science Daily • Mar. 27, 2024

The sky was cloudless and the streets were bone-dry.

From "Breaking Through" by Francisco Jiménez

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