streamline (suomeksi)

virtaviiva (s: line that is tangent to the velocity of flow of a fluid / meteorology: line that is tangent to the velocity of flow of the wind)
virtaviivaistaa (v: to design an object so as to offer least resistance to its flow through a fluid)
tehostaa (v: to simplify a process)
keventää (v: to simplify a process)
sujuvoittaa (v: to simplify a process)
nykyaikaistaa (v: to modernise)