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Definition of destructor

destructor

/dɪˈstrʌktər/
de · struc · tor

Plural:destructors
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destructor Lexical Profile

destructor Game Scores & Validity

• noun

1

In object-oriented programming, a special method that is automatically invoked when an object's lifetime ends in order to release memory or clean up system resources.

Example

"The developer implemented a custom destructor to ensure that the database connection was properly closed when the object went out of scope."


2

British A large industrial furnace or incinerator used for burning municipal refuse and waste.

Example

"The municipal council constructed a new steam-generating destructor to process the city's household waste."


3

An explosive device or mechanism built into a missile, rocket, or spacecraft to intentionally destroy it if it malfunctions or veers off course.

Example

"Range safety officers activated the rocket's onboard destructor after a guidance failure caused it to veer toward the coast."


4

A person or thing that destroys or ruins something.

Example

"Time proved to be the ultimate destructor of the ancient stone monuments."

Synonyms
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Antonyms
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Word Nuance & Usage

In general prose, 'destroyer' is the standard agent noun for someone or something that destroys, whereas 'destructor' is restricted almost exclusively to object-oriented programming, aerospace engineering, and industrial incineration.

• Rhymes for destructor

Word Origin & Etymology

Borrowed in the late Middle English period from Late Latin destructor ('a destroyer'), an agent noun derived from the verb destruere ('to pull down or destroy').

Cite this Entry


Wordmom. (2026). Definition of Destructor. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/destructor
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