the world > time > relative time > the past > antecedence or being earlier > [adjective] > precursory (7)
That has the character of a precursor; that comes before or precedes, esp. as the harbinger or presage of something to follow; preliminary…
Forerunning; precursing, presaging; = precursory, adj.
Occurring beforehand; forerunning, precursory.
That comes before, forerunning; = precursive, adj.
of or relating to a forerunner; precursory.