What is of or pertaining to (a) the Batavi, an ancient Germanic tribe; or to (b) as, a Batavian legion. Batavian Republic, the name given to Holland by the French after its conquest in 1795 called?

batavian — Of or pertaining to (a) the Batavi, an ancient Germanic tribe; or to (b) as, a Batavian legion. Batavian Republic, the name given to Holland by the French after its conquest in 1795. (Webster's 1913.)

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