1. spraying(n = noun.act) crop-dusting - the dispersion of fungicides or insecticides or fertilizer on growing crops (often from a low-flying aircraft);
is a kind of diffusion, dispersal, dispersion, dissemination
2. spraying(n = noun.quantity) spray - a quantity of small objects flying through the air; "a spray of bullets"
is a kind of small indefinite amount, small indefinite quantity
Derived form verb spray2
3. spraying(n = noun.act) - the application of a liquid in the form of small particles ejected from a sprayer;
is a kind of application, coating, covering
has particulars: spray painting
Derived form verb spray3