introduction
‘the act or process of introducing or the state of being introduced’
Lexical development traced from the Tamil root:
E. introduccion, introduccioun, introduxion, introductyon < O.F. introduccion < Lat. introductionem ‘a leading in’ < introducere ‘to lead in, bring in; introduce; found, establish; bring forward’ < intro ‘in, on the inside, within, to the inside’ + ducere ‘to lead’ < en-t(e)ro- < in < en ‘in’< Tamil il-iṉ