sky

1 of 2

noun

ˈskī 

plural skies

1

: the upper atmosphere or expanse of space that constitutes an apparent great vault or arch over the earth

2

: heaven sense 2

3

a

: weather in the upper atmosphere

b

: climate

… temperate English skies …

—G. G. Coulton

sky

2 of 2

verb

skied or skyed; skying

transitive verb

1

chiefly British : to throw or toss up : flip

2

: to hang (something, such as a painting) above the line of vision

3

: to hit (a ball) high into the air

intransitive verb

: to jump high

sky for a rebound

Synonyms of sky

Noun

• blue
• welkin
• skyline
• horizon
• firmament
• heaven(s)

Examples of sky in a Sentence

Noun

There wasn't a cloud in the sky.

Dark clouds moved quickly across the sky.

Hailstones suddenly fell out of the sky.

The sun was high in the sky.

The forecast is for sunny skies tomorrow.

a patch of blue sky

Recent Examples on the Web

Noun

Arizona led 2-1 in the third before the Padres went in front on Ty France's RBI groundout and Gavin Sheets' RBI double that center fielder Tim Tawa lost in the lights and twilight sky. — ABC News, 27 Sep. 2026

Its riveted, rounded-corner Traveler box trailer featured the unique distinction of working as a convertible, using a retractable fabric roof panel to open its cabin to the sky above. — New Atlas, 26 Sep. 2026

Verb

Organic food, skies full of birds, farmland webbed with hedgerows. — Literary Hub, 28 Sep. 2026

Dark, clear skies away from city lights provide the best viewing conditions. — Ashley Lynch july 31, Miami Herald, 31 July 2026

Word History

Etymology

Noun

Middle English, cloud, sky, from Old Norse skȳ cloud; akin to Old English scēo cloud

First Known Use

Noun

13th century, in the meaning defined at sense 1

Verb

1802, in the meaning defined at transitive sense 1

Phrases Containing sky

• blue sky
• blue-sky law
• deep-sky
• mackerel sky
• pie in the sky
• sky blue
• sky-high
• sky marshal
• sky pilot
• sky wave
• take to the sky/skies
• the sky's the limit

Rhymes for sky

• ai
• aye
• bae
• bi
• buy
• by
• bye
• chai
• chi
• cry
• die
• dry

Kids Definition

sky

noun

ˈskī

plural skies

1

: the upper atmosphere : the vast arch or dome that seems to spread over the earth

2

: heaven sense 2

3

: weather entry 1, climate

the forecast is for sunny skies tomorrow