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ramentum

noun
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ra·​men·​tum | \ rəˈmentəm \
plural ramenta\ -​tə \

Definition of ramentum

1 : something scraped off : a minute particle : shaving
2 [New Latin, from Latin]
a : any of the thin brownish often fringed or laciniate scales that are borne upon the leaves or young shoots of many ferns and that consist of a single layer of cells
b : the armor of a fossil cycad stump that suggests in appearance the ramenta of existing ferns

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History and Etymology for ramentum

Latin, from radere to scratch, scrape + -mentum -ment

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“Ramentum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ramentum. Accessed 6 Mar. 2021.

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