quincuncial

adjective

quin·​cun·​cial (ˈ)kwin¦kənchəl 

variants or quincunxial

-əŋ(k)sēəl 

1

: relating to, consisting of, or arranged in a quincunx or quincunxes

2

a

: having the members so imbricated that two are exterior, two are interior, and the other has one edge exterior and one interior

—used of a pentamerous calyx or corolla

quincuncial estivation

b

: pentastichous

quincuncially

-chəlē

adverb

Word History

Etymology

quincuncial from Latin quincuncialis, from quincunc-, quincunx + -alis -al; quincunxial from Latin quincunx + English -al

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