cloud cover
Học thuậtThân thiện
Definition
Noun 1. The state of the sky when it is covered by clouds: This term describes the extent to which clouds obscure the sky, often expressed as a fraction or percentage (e.g., 50% cloud cover). It is a standard meteorological observation.
Usage
- Cloud cover is used to describe the weather or atmospheric conditions. It is typically modified by adjectives indicating the degree of coverage (e.g., , , , , ).
- It is often discussed in weather forecasts, aviation reports, and climate studies.
Examples
- Noun:
- The weather forecast predicts heavy cloud cover for the entire weekend.
- Due to the dense cloud cover, we couldn't see the stars last night.
- Satellite images show the cloud cover moving eastward.
- Pilots must check reports for cloud cover and visibility before takeoff.
Advanced Usage
- "under a cloud cover": experiencing cloudy conditions.
- The region has been under a thick cloud cover for days.
- "percentage of cloud cover": a specific measurement used in meteorology.
- The station reported an 80% cloud cover at noon.
Variants and Related Words
- Overcast (adj/n): Describes a sky completely covered by clouds; often used synonymously with "total cloud cover."
- The sky was overcast all morning.
- Cloudiness (n): The general state or quality of being cloudy; can be similar to cloud cover but sometimes refers to the opacity of individual clouds.
- Ceiling (n): In aviation, the height above ground level of the lowest layer of clouds reported as broken or overcast.
Synonyms
- Cloudiness: The condition of being cloudy.
- Overcast: A sky completely covered by cloud.
Antonyms
- Clear skies: A state with no clouds.
- Sunshine: Direct sunlight unobstructed by clouds.
Noun
- the state of the sky when it is covered by clouds