Meaning of “streamline” - Learner’s Dictionary

streamline

verb [ T ] uk us /ˈstriːmlaɪn/
MAKE SIMPLE

to make an organization or process simpler and more effective:

We need to streamline our production procedures.
GIVE SHAPE

to give a vehicle a smooth shape so that it moves easily through air or water

(Definition of “streamline” from the Cambridge Learner’s Dictionary © Cambridge University Press)