Based on, marked by, or manifesting principle: a principled decision; a highly principled person. (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 "principled" in a sentence
"Mr. Clinton said it is important to achieve what he called principled compromise in a time of divided government, without which he said there would be paralysis."
"And then you have got what I call the principled objectors."
"A certain principled conservative I have a good deal of respect for regards Niebuhr as a prophet."