cold wave
Học thuậtThân thiện
Definition
- Noun:
- A period of unusually cold weather: A "cold wave" is a meteorological event characterized by a rapid and significant drop in temperature over a large area, lasting for a period of days.
Usage
- The term "cold wave" is used to describe a specific weather phenomenon, often forecast by meteorologists. It implies temperatures that are substantially below the average for a region and the season.
- It is typically used in news reports, weather forecasts, and general discussions about climate and severe weather conditions.
Examples
- Noun:
- The National Weather Service issued a warning for an incoming cold wave.
- The sudden cold wave damaged many citrus crops in Florida.
- During the cold wave, residents were advised to stay indoors and conserve heat.
Advanced Usage
- "to be hit by a cold wave": to experience a period of unusually cold weather.
- The Midwest was hit by a severe cold wave last January.
- "a cold wave grips a region": describes a cold wave affecting an area intensely.
- A bitter cold wave gripped the Northeast, bringing record-low temperatures.
Variants and Related Words
- Cold snap (n): A brief period of cold weather. (Note: A "cold snap" is often shorter than a "cold wave".)
- We're expecting a cold snap this weekend.
- Cold front (n): The boundary of an advancing mass of cold air, which can cause a cold wave.
- The cold front moving in from Canada will trigger a cold wave.
Synonyms
- Freeze: A period of freezing weather.
- Cold spell: A period of cold weather.
Related Phrases
- Arctic blast: A very intense and sudden influx of extremely cold air (often used in journalism).
- The arctic blast caused schools to close.
Related Idioms
- To be left out in the cold: To be excluded or ignored. (Note: This idiom uses "cold" metaphorically and is not directly about weather, but it is a common phrase containing the word "cold".)
- When the new project started, she felt left out in the cold.
Noun
- a wave of unusually cold weather