Look up dumbbell in Wiktionary, the free dictionary.

A dumbbell is a piece of equipment used in weight training.

Dumbbell may also refer to:

• Dumbbells (film), a 2014 film
• The Dumbbell Nebula is a planetary nebula (M27), which is shaped like a dumbbell
• Physics: A p atomic orbital has the approximate shape of a pair of lobes on opposite sides of the nucleus, or a somewhat dumbbell shape
• The name "dumbbell tenement" was also used for the apartment buildings on the Lower East Side of New York City in the late 19th century
• A "dumbbell interchange" is a type of road interchange
• Dumbbell interstitials, a type of crystal defect
• Dumbell Mountain, in Washington state, US
• DUMBBELLS, mnemonic for cholinergic overdose, also known as SLUDGE syndrome

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