Where does this definition of time and motion study come from?
This entry for time and motion study is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is time and motion study a noun, verb, or something else?
In this entry, time and motion study is tagged as 2n..
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.