rough order of magnitude (ROM)
An estimate of costs
and time provided in the early
stages of a project
when its scope and requirements has not been fully
defined. An ROM is used to reduce
of cost outcomes for both parties
when project details have yet to be identified.
Use this term in a sentence
It is imperative to create a rough order of magnitude before starting a large project to help minimize surprise expenses and time while working on the project.
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