accessory scale


Definition of accessory scale

: a modified scale or elongate scalelike projection at the base of the pectoral or pelvic fins of certain bony fishes

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First Known Use of accessory scale

1858, in the meaning defined above

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The first known use of accessory scale was in 1858

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Cite this Entry

“Accessory scale.” Dictionary, Merriam-Webster, Accessed 22 Jan. 2021.

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