Source : Webster's Revised Unabridged Dictionary (1913)

Monotonic \Mon`o*ton"ic\, Monotonical \Mon`o*ton"ic*al\, a.
   Of, pertaining to, or uttered in, a monotone; monotonous.
   ``Monotonical declamation.'' --Chesterfield.

Source : WordNet®

monotonic
     adj 1: of a sequence or function; consistently increasing and never
            decreasing or consistently decreasing and never
            increasing in value [syn: {monotone}] [ant: {nonmonotonic}]
     2: sounded or spoken in a tone unvarying in pitch; "the owl's
        faint monotonous hooting" [syn: {monotone}, {monotonous}]

Source : Free On-Line Dictionary of Computing

monotonic
     
        In {domain theory}, a function f : D -> C is monotonic (or
        monotone) if
     
        	for all x,y in D,  x <= y  =>  f(x) <= f(y).
     
        ("<=" is written in {LaTeX} as {\sqsubseteq}).
     
        (1994-11-24)