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provinculum

noun
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pro·​vinculum | \ prō+ \

Definition of provinculum

: a primitive hinge composed of minute teeth developed before the permanent dentition in some bivalve mollusks

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History and Etymology for provinculum

New Latin, from pro- entry 1 + vinculum

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“Provinculum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/provinculum. Accessed 3 Jun. 2020.

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