- The sky is the upper atmosphere covering the earth.The white light from the sun is filtered by the atmosphere to remove a larger portion of the blue wavelengths. As the blue light is scattered to a greater extent, your eyes respond to the light waves by registering larger amounts of blue light. This is why you see the sky as being blue.
An example of the sky is where people see the sun, moon and stars.
- Sky is defined as to hit, throw, shoot or hang up high in the air.
An example of sky is to toss a ball above the trees.
- the upper atmosphere, esp. with reference to its appearance: blue skies, a cloudy sky
- the expanse of the heavens that forms an apparent arch over the earth; firmament
- heaven, or the celestial regions
- climate or weather: the balmy southern sky
Origin of skyMiddle English ; from Old Norse a cloud, akin to Old English sceo, a cloud, Old High German scuwo, shadow ; from Indo-European base an unverified form (s)keu-, a cloud, Old High German scuwo, shadow ; from Indo-European base an unverified form (s)keu-, to cover, hide from source hide, Classical Latin cutis, skin, Classical Greek skytos, leather
out of a (or the) clear (blue) sky
to the skies
nounpl. skies skies
- The expanse of air over any given point on the earth; the upper atmosphere as seen from the earth's surface.
- often skies The appearance of the upper atmosphere, especially with reference to weather: Threatening skies portend a storm.
- The celestial regions; the heavens: stars in the southern sky.
- The highest level or degree: reaching for the sky.
verbskied skied , sky·ing, skies skies
- To hit or throw (a ball, for example) high in the air.
- To hang (a painting, for example) high up on the wall, above the line of vision.
verb, intransitive Sports
Origin of skyMiddle English ski, from Old Norse sk&ymacron;, cloud; see (s)keu- in Indo-European roots.
- The atmosphere above a given point, especially as visible from the ground during the day.
- That year, a meteor fell from the sky.
- The part of the sky which can be seen from a specific place or at a specific time; its condition, climate etc.
- I lay back under a warm Texas sky.
- We're not sure how long the cloudy skies will last.
- This mortal has incurred the wrath of the skies.
Usually the word can be used correctly in either the singular or plural form, but the plural is now mainly poetic.
- the sky's the limit
- reach for the sky
(third-person singular simple present skies, present participle skying, simple past and past participle skied or skyed)
From Middle English, from Old Norse ský (“cloud”), from Proto-Germanic *skiwją, *skiwô (“cloud, cloud cover, haze”), from Proto-Indo-European *(s)k(')ew-, *(s)keu- (“sky, cloud”). Cognate with Old English scēo (“cloud”), Old Saxon scio, skio, skeo (“light cloud cover”), Old Irish cēo (“sky”), Irish ceo (“mist, fog”). Also related to Old English scūa (“shadow, darkness”), Latin obscūrus (“dark, shadowy”), Sanskrit [script?] (skunāti, “he covers”). [Devanagari?]