instreaming I. \ˈinzˌt-, ˈinˌst-\adjective Etymology:in (II) + streaming, present participle of stream (after stream in, v.) : streaming in : entering like flowing water II. noun Etymology:in (IV) + streaming, gerund of stream (after stream in, v.) : the action of entering like a stream of water : a flowing in < the … instreaming of beauty and truth — Cecil Sprigge >