Definitions

from The Century Dictionary.

  • In mathematics, as a rational function.
  • According to ratios or proportions.
  • In a rational manner; in consistency with reason; reasonably: as, to speak rationally; to behave rationally.

from the GNU version of the Collaborative International Dictionary of English.

  • adverb In a rational manner.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adverb In a rational manner

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adverb in a rational manner

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

rational +‎ -ly

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