Webster's Revised Unabridged Dictionary · 1913

Demarch

Demarch , noun

[French démarche. See March, n.]

March; walk; gait. [Obsolete]

Demarch (dē"mark) , noun

[Greek dh`marchos; dh^mos people + 'a`rchein to rule.]

A chief or ruler of a deme or district in Greece.