Plainly
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familiarization
nounmeaning in plain English
The act of getting to know something or someone so you feel comfortable with it.
Think of familiarization as a friendly tour—getting to know a place until it feels like home.
for example
The new employee needed some time for familiarization with the office computer system before starting work.
Imagine moving to a new town and needing to learn where the grocery store is. That learning process is familiarization—it’s how you stop feeling lost and start feeling at home.