acorn barnacle

noun

variants or less commonly acorn shell
: any of numerous conical sessile barnacles (family Balanidae) common on littoral rocks

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Dictionary Entries Near acorn barnacle

acorn

acorn barnacle

acorn calf

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“Acorn barnacle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acorn%20barnacle. Accessed 31 Mar. 2023.

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