Definition of "doubtless" []

• Certainly: The wind was doubtless a factor. (adverb)
• Presumably; probably: as you doubtless already know. (adverb)
• Certain; assured. (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.

• "There doubtless is some wishful thinking in all this."
• "Though of course many people there are good, civilized sorts, there is also below the surface for many people an attitude of ‘every man for himself’ which doubtless comes from a society which has been poor and oppressed for a long, long time."
• "It's statistically a good guess, and doubtless is intended as a compliment, but one should never assume, and real dialog would be better."