An outwardly projecting part of a fortification, trench system, or line of defense.
Worthy of note; pertinent or relevant.
The article is not exhaustive, but it covers the salient points pretty well.
Prominent; conspicuous.
(usually of a quadruped) Depicted in a leaping posture.
a lion salient
Projecting outwards, pointing outwards.
a salient angle
Moving by leaps or springs; jumping.
Shooting or springing out; projecting.
Denoting any angle less than two right angles.