pervalvar axis

noun
per·​valvar axis | \ ¦pər, (ˈ)per+...- \

Definition of pervalvar axis

: the longitudinal axis of the frustule of a diatom

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History and Etymology for pervalvar axis

per- + valvar

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Cite this Entry

“Pervalvar axis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pervalvar%20axis. Accessed 25 Oct. 2020.

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