Having a disposition or temper habitually sober.(adjective)
Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)
Use "sober-minded" in a sentence
"It is also no surprise that opera companies have been hit hardest of all, and the responses have run the gamut from sober-minded analysis to panic reaction."
"But if all that sounds a little too sober-minded, there's always a movie called "Toliet," about a family whose bathroom is haunted by their recently departed matriarch."
"Rauch could have written a sober-minded column about governing as a sordid compromise, a column about Max Weber and Thomas Mann, about the decision to drop the nuclear bomb, about philosopher-kings, about the art of the possible, about Abraham Lincoln and Vaclav Havel."