Characteristically self-composed and sensible.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "levelheaded" in a sentence
"The implications of this plague are grim -- i.e., a government increasingly owned by an untouchable plutocracy that will do all it can to channel the country's wealth to itself, while the rest of us engage in levelheaded debates and manic fistfights over the crumbs."
"I'm always going to be kind of emotional, but staying levelheaded is very important. ''"
"First Impression: John is described as a levelheaded and hardworking all-American guy."