prin·​ceps | \ ˈprinˌseps, -iŋˌke- \
plural principes\ -​n(t)səˌpēz , -​ŋkəˌpās \

Definition of princeps

: one that is first: such as
a : the head of the state under the Roman Empire
b : any of various chief officials (as the headman of a tribe) among the ancient Teutons and Anglo-Saxons
c : a first edition of a work also : a copy of this edition

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“Princeps.” Dictionary, Merriam-Webster, Accessed 19 Sep. 2020.

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