Synonyms for Conclusion:

adv

lastly (adverb)
in the end, in closing, finally.

n.

summing up, withdrawal, passing. stop, option, selection, wind up, have your pick of something, wrap up, end of the line, alternative, possibility, cease, choice, continue, decision making. decide. illative, reason, illation. close (noun)
windup.
cognition (noun)
decision, determination.
completion (noun)
completion, finale, accomplishment, consummation, end, execution, arrival, achievement, fruition, fulfillment, culmination, finish, termination, climax.
conclusion (noun)
finish, ending, finis, ratiocination, termination, last, stopping point, close, finale, closing, decision, determination, end.
discovery (noun)
algorithm.
ending (noun)
cessation, close.
event (noun)
ending, finish.
follower (noun)
follower, postscript, tail, caboose, trail.
judgment, decision (noun)
illation, inference, determination, ratiocination, resolution, deduction.
stopping point (noun)
stopping point.
thought (noun)
thought.

Other synonyms:

illation, belief, possibility, decision making, withdrawal, illative, passing, end of the line, selection. option, wind up, choice. judgment, wrap up, alternative. resolution. cease.

Usage examples for conclusion

  1. " Now, the thing is, to keep up her strength," said Dorothy in conclusion – A Girl in Ten Thousand by L. T. Meade
  2. " I'm not going to Slattery's to- night," she declared having that instant arrived at this conclusion – The Dwelling Place of Light, Complete by Winston Churchill Last Updated: March 5, 2009
  3. Such is the conclusion with Browning of the whole matter. – Robert Browning by Edward Dowden