modulantrare—1.|ˈmɒdjʊlənt| [ad. L. modulant-em, pres.pple. of modulārī to modulate.] A modulating agent. 1869E. Wadham Eng. Versification xvi. 119 In modern English verse alliteration only plays the subordinate part of a modulant, not to be unduly decried where not overdone.