|Verb||1.||usher in - be a precursor of; "The fall of the Berlin Wall ushered in the post-Cold War period"|commence
, lead off
- set in motion, cause to start; "The U.S. started a war in the Middle East"; "The Iraqis began hostilities"; "begin a new chapter in your life"
Something or someone that shows the way:
To make known the presence or arrival of:
To begin (something) with preliminary or prefatory material: