insistency n the state of demanding notice or attention n the act of insisting on something Usage(s) It was to answer this insistency that industrial chemists met at Pittsburgh last week. With tireless insistency they pushed plugs for automobiles, refrigerators, railroads, soft drinks, rifles, liquor, diamonds, Venetian blinds, cigars. Their warnings were valid enough, though the words had a dreary propaganda sameness, and the flat insistency of a war-bond speech. Synonym(s) imperativeness insistence press pressure