Meanings of gradual buildup in English

Signs point to gradual buildup as heavy media barrage softens loyalty to competing tidbits.

Unlike a human city, there was no gradual buildup of the urban zone; here it was clearly defined.

There was something new and delicious about this slow, sizzling delight, this gradual buildup to the act of sex.

A gradual buildup of neuronal activity known as the "readiness potential" reliably precedes voluntary self-initiated movements, in the average time locked to movement onset.