Plunge: meaning, definitions and examples

This word is often used when something or someone quickly goes from a high place to a much lower position, or quickly becomes involved in a difficult situation. It can describe both physical and metaphorical actions.

• She plunged into the cold water.
• The stock market plunged after the news.

This is typically used when someone jumps headfirst into water, or metaphorically when someone quickly puts a lot of effort into something. It has athletic connotations when referring to a swimming dive.

• He dove into the pool.
• She decided to dive into her studies.

This word is used when someone is deeply involved in an activity or when an object is deeply submerged in a liquid. Usually, it implies a slow process and thorough involvement.

• She immersed herself in the new project.
• The vegetables were immersed in boiling water.

This is used to describe something being completely covered or hidden, usually under water. It can apply to physical objects and sometimes to emotions.

• The submarine submerged below the surface.
• He submerged his feelings to appear calm.

Often refers to someone starting to do something with zeal and energy, without much preparation. It suggests a sudden and enthusiastic action.

• Without thinking, he plunged in and started fixing the machine.
• She decided to plunge in and try her hand at painting.

Used when something suddenly goes down quickly, often into water or a significant drop in a non-physical sense.

• The stock prices took a plunge after the announcement
• She plunged into the cold lake without hesitation

Can refer to a physical or metaphorical descent. Often more neutral and less dramatic unless specified.

• Leaves fall from the trees in autumn
• The fall in interest rates is good for borrowers

Often used to describe a decrease in levels, amounts, or intensity, generally appearing less dramatic than 'plummet' or 'plunge'.

• There was a sudden drop in temperature last night
• She dropped her purse on the floor

Usually refers to a gradual decrease over time. It can be used for numbers, health, or quality.

• The company's profits have been in decline for the past year
• His health began to decline as he aged

Implies a very rapid, steep, and often frightening drop. Often used in a dramatic sense.

• The plane plummeted towards the ground
• After the scandal, his popularity ratings plummeted