It's what we call constructive interference, or destructive interference.

- Network crimes (interference, modification, destruction)

It's what we call constructive interference, or destructive interference... so that the light from two or more telescopes... can produce a brighter image than one alone.

Afghanistan's troubled history of internal frictions and struggles of the last few decades, exacerbated by destructive external interference, argues that there may be advantages in establishing a neutral political structure, with guarantees and protection from outside for its neutrality.

Afghanistan had endured hardship over the previous two decades, as a result of military occupation, terrorism, foreign interference, destruction and conflict, and was now preparing for a new phase with the establishment of the constitutional Loya Jirga.