Correct spelling for the English word "cahl" is [kˈɑːl], [kˈɑːl], [k_ˈɑː_l] (IPA phonetic alphabet).
I apologize, but I couldn't find any information or specific meaning for the term "cahl" in any dictionary or reliable sources. It's possible that the term you provided may be misspelled or does not have a widely recognized definition. If you could provide more context or details regarding the term, I would be happy to try and assist you further.