pentarch

noun
pen·tarch | \ˈpen‧ˌtärk\
plural -s

Definition of pentarch 

(Entry 1 of 2)

: one of five joint rulers

pentarch

adjective
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Definition of pentarch (Entry 2 of 2)

: having five protoxylem groups

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History and Etymology for pentarch

Noun

pent- + -arch

Adjective

International Scientific Vocabulary pent- + -arch

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