1. precursor - Noun
2. precursor - Adjective
One who, or that which, precedes an event, and indicates its approach; a forerunner; a harbinger.
Source: Webster's dictionaryWhile approximately one in every 400 children and adolescents have Type I diabetes; recent Government reports indicate that one in every three children born in 2000 will suffer from obesity, which as noted is a predominant Type II precursor. Tim Holden
We also have to stop the flow of precursor chemicals that meth cooks use to boil up this poison. Greg Walden
No poem, not even Shakespeare or Milton or Chaucer, is ever strong enough to totally exclude every crucial precursor text or poem. Harold Bloom
I would suggest to my honourable Friend that the foreign investor is at least as discouraged by high national debt for that, as all example shows, is the surest precursor of high taxation. John James Cowperthwaite
I believe that faith is a precursor of all our ideas. Charlie Chaplin
Walkman was the precursor to the cell phone, in terms of your strategy for getting through the urban landscape and the modern experience. Insulate yourself from it with your own soundscape. Douglas Rushkoff