IMPACT

I. verb see: impinge Date: 1601 transitive verb 1. to fix firmly by or as if by packing or wedging, to press together, 2. to have a direct effect or ~ on ; impinge on, to strike forcefully, intransitive verb to have an ~, to impinge or make contact especially forcefully, ~ful adjective ~ive adjective ~or also ~er noun II. noun Date: 1781 1. an impinging or striking especially of one body against another, a forceful contact or onset, the force of impression of one thing on another ; a significant or major effect , Synonyms: see: ~