Meaning & use

overcast

adjective, verb, noun·Everyday

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UK/ˈəʊvəkɑːst/
US/ˈoʊvərkæst/

Meanings

  1. adjectivecomparable

    Describing a sky that is fully covered by thick cloud, so the day looks gray and dull.

    Grammar: Used before a noun or after be: an overcast sky, the morning was overcast.

    Patterns

    • be overcast
    • an overcast sky

    It was an overcast morning, and the hills had disappeared into the cloud.

    The forecast is for overcast skies with a chance of drizzle.

    Although the day was overcast, it stayed surprisingly warm.

  2. verbtransitivetechnical

    In sewing, to stitch over the raw edge of cloth with loose wrapping stitches so that it does not fray.

    Grammar: Takes an object: overcast the seam.

    Patterns

    • overcast an edge
    • overcast a seam

    She overcast the raw edges of the hem by hand.

    If you have no serger, you can overcast each seam with a needle and thread.

    He overcast the edge of the curtain before folding it over.

  3. nouncountable or uncountable

    A layer of cloud covering the whole sky.

    Grammar: Often used with an or the: a thick overcast hung over the valley.

    Patterns

    • a heavy overcast
    • under the overcast

    A low overcast kept the temperature mild all week.

    The pilot flew above the overcast and saw bright sun.

    Under the gray overcast, the harbor looked flat and cold.

Word forms

third person singularovercasts
past tenseovercast
past participleovercast
-ing formovercasting

Common combinations

overcast sky
Beneath the overcast sky, the beach felt empty.
overcast day
On an overcast day the colors in the photograph looked flat.
mostly overcast
Tomorrow will be mostly overcast, with light wind.
grey and overcast
The morning was grey and overcast.
remain overcast
The weather will remain overcast until Friday.

Synonyms and how they differ

cloudy
Cloudy is more general and can describe partly clouded skies, while overcast means the clouds cover everything.
gray
Gray describes the color and mood of the weather in a looser way, with no technical suggestion of full cloud cover.
dull
Dull judges the weather as boring, whereas overcast simply describes how the sky looks.
murky
Murky suggests darkness or haze, often with fog or poor visibility, which overcast does not imply.

Opposites

Word family

overcasting noun
the sewing stitch or the act of making it
cast verb
to throw or direct, the base verb of the compound
cloudy adjective
having many clouds

Commonly confused: overcast or overshadowed?

overcast vs overshadowed

Overshadowed means made to seem less important, or covered by a shadow; overcast describes a cloudy sky.

Practice

We hoped to see the eclipse, but the sky stayed completely ______ and the sun never appeared.

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