dictionary.pt
running-in
nounfemininegeneral usecommon/ʁuˈdaʒɐ̃j̃/ro·da·gem
Definition
1The action or process of operating a new vehicle or machine to allow parts to adjust to each other.
Usage examples
“The car needs a proper running-in period before you can drive it at high speeds.”
“After the running-in, the engine's performance improved.”
Common combinations
running-in periodrunning-in procedure