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There are 13 eleven-letter words containing RATIONAL

IRRATIONALSirrationals n. Plural of irrational.
IRRATIONAL n. an irrational number.
LIBRATIONALlibrational adj. Of or pertaining to libration.
LIBRATIONAL adj. relating to libration, a slight swinging motion.
MIGRATIONALmigrational adj. Of or pertaining to migration.
MIGRATIONAL adj. relating to migration.
NARRATIONALnarrational adj. Relating to narration.
NARRATIONAL adj. relating to narration.
NONRATIONALnonrational adj. Alternative spelling of non-rational.
non-rational adj. Contrary to reason; lacking an appropriate or sufficient reason; irrational.
non-rational adj. Lacking the ability to reason.
OPERATIONALoperational adj. Of or relating to operations, especially military operations.
operational adj. Functioning and ready for use.
operational adj. Effective or operative.
RATIONALISErationalise v. Non-Oxford British spelling standard spelling of rationalize.
RATIONALISE v. to make rational, also RATIONALIZE.
RATIONALISMrationalism n. (Philosophy) The theory that the reason is a source of knowledge independent of and superior to sense perception.
rationalism n. (Philosophy) The theory that knowledge may be derived by deductions from a priori concepts (such as…
rationalism n. A view that the fundamental method for problem solving is through reason and experience rather than…
RATIONALISTrationalist n. A person who follows the philosophy of rationalism.
RATIONALIST n. an adherent of rationalism.
RATIONALITYrationality n. The quality or state of being rational; due exercise of reason; reasonableness.
rationality n. Objective consideration.
RATIONALITY n. the state of being rational.
RATIONALIZErationalize v. To make something rational or more rational.
rationalize v. To justify an immoral act, or illogical behaviour. “The process of thought by which one justifies a…
rationalize v. (Mathematics) To remove radicals, without changing the value of an expression or the roots of an equation.
SUBRATIONALsubrational adj. (Of thought etc.) Below or not fully rational; almost logical or reasonable.
SUBRATIONAL adj. less than rational.
VIBRATIONALvibrational adj. Of or pertaining to vibration.
VIBRATIONAL adj. related to vibration.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 22 words
  • Scrabble in French: 3 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 11 words


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