Inconsequential
Pronunciation : In*con`se*quen"tial
Part of Speech : a.
Definition : Defn: Not regularly following from the premises; hence, irrelevant; unimportant; of no consequence. Chesterfield. -- In*con`se*quen"tial*ly, adv.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder