juncture

nouns

an event that occurs at a critical time
"at such junctures he always had an impulse to leave"; "it was needed only on special occasions"
juncture, occasion
a crisis situation or point in time when a critical decision must be made
"at that juncture he had no idea what to do"; "he must be made to realize that the company stands at a critical point"
critical point, crossroads, juncture
the shape or manner in which things come together and a connection is made
articulation, join, joint, junction, juncture
is derived from
join