Meaning & use

sky

noun, verb·Everyday

Last updated

UK/skaɪ/
US/skaɪ/

Meanings

  1. nouncountable or uncountable

    The space above the earth that we see overhead, where clouds, sun, moon and stars appear.

    Grammar: Usually takes the: look at the sky; plural skies refers to weather.

    Patterns

    • in the sky
    • across the sky

    The sky turned orange at sunset.

    Birds wheeled across the sky.

    Dark clouds filled the sky before the storm.

  2. nounusually plural

    The weather or appearance of the heavens at a given time, usually in the plural.

    Grammar: Usually skies: clear skies, cloudy skies.

    Patterns

    • clear skies
    • under grey skies

    Clear skies are expected through the weekend.

    We traveled under grey skies all week.

    Blue skies greeted the travelers.

  3. verbtransitivesport

    To hit a ball very high into the air, especially by mistake.

    Grammar: Takes an object: he skied the ball.

    Patterns

    • sky the ball

    The batter skied the ball into the outfield.

    He skied his shot well over the bar.

Word forms

pluralskies
third person singular (verb)skies
past tense (verb)skied

Common combinations

clear sky
A clear sky made the stars easy to see.
open sky
They slept under the open sky.
the sky's the limit
With this plan, the sky's the limit.
night sky
The night sky was full of stars.
out of the blue sky
The offer came out of a clear sky.

Synonyms and how they differ

heavens
Heavens is poetic or religious, whereas sky is the ordinary word.
firmament
Firmament is a literary word for the vault of the sky and rarely appears in everyday speech.
atmosphere
Atmosphere refers to the layer of gases around the planet, not just what you see overhead.

Opposites

Word family

skyline noun
the outline of buildings against the sky
skyscraper noun
a very tall building
skyward adverb
toward the sky
skylight noun
a window in a roof
skydiving noun
jumping from an aircraft with a parachute

Commonly confused: sky or ski?

sky vs ski

Ski is the winter sport on snow and sounds similar to the vowel of sky, but it is spelled and used differently.

Practice

We lay on the grass and watched stars appear in the night ___.

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