0 something that is very helpful and improves the quality of life:
1 something good or very helpful:
This chapter was a boon to my students in an advanced course in linguistic anthropology.
This, of course, was a boon to scholars emerging from departments of philosophy, religion, and theology.
Invariably, they see a strong economy as a boon for an incumbent's re-election hopes and a weak economy as a curse on them.
However, 12 out of the 32 speakers did not perceive planning opportunity as a boon.
That immunity, needless to add, has been a boon for criminal activity.
Increases in revenue sharing through time were thus a real boon to the governors on the receiving end of these transfers.
The errata page, though extensive and a real boon, is not exhaustive.
This feature is a boon to researchers delving into the history of meteorites and meteoritics.