Where does this definition of ordinary grade come from?
This entry for ordinary grade is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is ordinary grade a noun, verb, or something else?
In this entry, ordinary grade is tagged as noun.
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.