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ReadingWillow structured literacy program for Australian students

Dictionary Entry

stopper

noun

Find the meaning of the word stopper, plus dictionary definition, pronunciation, thesaurus-style synonyms, antonyms, and related vocabulary.

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Meaning

Dictionary meaning in a clear, student-friendly format.

A device or object used to close or block an opening, such as a plug or cap.

Example Sentence

He used a rubber stopper to seal the flask tightly, preventing any liquid from escaping.

Usage Note

Used to close or seal openings in containers like bottles, tubes, or flasks to prevent leaks, spills, or the escape of contents. It can also prevent unwanted substances from entering.