Definition of singlet
1 [from its having only one thickness of cloth] chiefly British : an athletic jersey; also : undershirt
2 : an atom or molecule that has no net electronic magnetic moment; also : an excited state of an atom or molecule that is a singlet
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Circa 1746
First Known Use of singlet
circa 1746
SINGLET Defined for English Language Learners
singlet
playDefinition of singlet for English Language Learners
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: a shirt that has no sleeves or collar and that is worn for playing sports
Learn More about singlet
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Nglish: Translation of singlet for Spanish speakers Britannica.com: Encyclopedia article about singlet
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