Where does this definition of hidden columns come from?
This entry for hidden columns is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Is hidden columns a noun, verb, or something else?
In this entry, hidden columns 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.