cotton ball

noun

Definition of cotton ball

US
: a small ball of cotton that can be used for a variety of purposes (such as removing makeup or cleaning a wound) and that is usually used once and then thrown away a bag of cotton balls

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“Cotton ball.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cotton%20ball. Accessed 30 Nov. 2020.

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