cold front

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Definitions from WordNet

Noun cold front has 1 sense

cold front, polar front - the front of an advancing mass of colder air
--₁ is a kind of front
--₁ has particulars: squall line

Definitions from the Web

Cold Front

Definition:

A cold front refers to the boundary between two air masses, where a cold air mass replaces a warmer air mass, resulting in a change in weather conditions.

Senses:

Sense 1:

Noun - Meteorology

A narrow zone where a cold air mass moves into a region occupied by a warmer air mass, causing precipitation, wind, and temperature changes.

Example Sentence:

"The cold front brought heavy rainfall and gusty winds, cooling down the previously hot summer day."

Sense 2:

Noun - Figurative

An abrupt change or shift in a situation, particularly in attitudes or emotions.

Example Sentence:

"Her cheerful demeanor suddenly shifted like a cold front when she received bad news."

Sense 3:

Adjective - Popular

Describes a drink or beverage that is served or enjoyed cold.

Example Sentence:

"The restaurant offers a refreshing cold front lemonade, perfect for hot summer days."