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irreal
irreclaimable
irreconcilable
irrecoverable
irredeemable
irredenta
Irredentist
irredentist
irreducible
irreflexive
irreformable
irrefrangible
irrefutable
irregardless
irregular
irregularity
irrelative
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irreducible

ir·re·duc·i·ble [ ìrri dssəb'l ]


adjective 
Definition:
 
1. incapable of being decreased: not able to be made smaller

2. incapable of simplification: not able to be simplified, or simplified further

3. impossible to factor into lesser polynomials: in mathematics, used to describe a polynomial that cannot be factored into two polynomials of a lesser degree

4. impossible to reduce to rational expression: in mathematics, used to describe a radical that cannot be reduced to a rational expression


ir·re·duc·i·bil·i·ty [ ìrri doossə bíllətee ] noun
ir·re·duc·i·ble·ness [ ìrri dssəb'lnəss ] noun
ir·re·duc·i·bly adverb
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