petri dish
Noun
Meaning
a shallow dish used to culture bacteria
Source: WordNetSynonyms
Hypernyms
Examples
Wherever you have weakening states and turmoil, you will have a fertile petri dish for terrorism.
That's what religion does. It points a finger. It causes wars. It breaks apart countries. It's a petri dish for stereotypes to grow in. Religion's not about being holy...Just holier-than-thous.
I seek to lead a democratic Pakistan which is free from the yoke of military dictatorship and that will cease to be a haven, the very petri dish of international terrorism.
It seems to me that election season is just a Petri dish for anger and cynicism.
I may be the only person in the world who has my own embryonic cells growing in a petri dish.
A movie set is like a petri dish for neuroses, you know? It's just, like, egos and weird personalities and, more than anything, fear.