- capable of being expressed exactly by a ratio of two integers.
- (of a function) capable of being expressed exactly by a ratio of two polynomials.
Origin of rational
Synonyms for rational
Antonyms for rational
Examples from the Web for rationally
Contemporary Examples of rationally
When I fielded telephone calls, my attempts to rationally discuss the subject were complete failures.Rebels Rise Again Over Flag Banning
July 28, 2014
That is a message that might rationally resonate with independents, because it is rooted in fact.Policy Black Hole: Mitt Romney Keeps His Ideas To Himself
June 22, 2012
The rational mind of course is correct, rationally—but we are not rational animals.Circumcision’s Deadly Fault Line: Rationality vs. the Metzitzah B’Peh
June 10, 2012
In Part 1, we learn that political opinions don't come from rationally developing arguments.David's Book Club: The Righteous Mind
April 9, 2012
Annie Martin is still too peeved to rationally discuss comic Steve Harvey.Steve Harvey's Bad Romance
February 16, 2011
Historical Examples of rationally
It will not be easy to imagine any third mode materially different, which could rationally be proposed.The Federalist Papers
Alexander Hamilton, John Jay, and James Madison
Few copies of the New Testament have been sold; yet what else could be rationally expected in these latter times?Letters of George Borrow
Rationally conceived they are not only consonant with Determinism, but each of them implies it.Determinism or Free-Will?
We cannot rationally suppose that Adam was a stranger to his duty, either in its nature, manner, or extent.
Since he himself is the way, can we rationally conclude that he would do anything for a guide to us that is unimportant?
Word Origin for rational
late 14c., "pertaining to reason;" mid-15c., "endowed with reason," from Old French racionel and directly from Latin rationalis "of or belonging to reason, reasonable," from ratio (genitive rationis) "reckoning, calculation, reason" (see ratio).