ANOVA

from WordNet (r) 3.0 (2006)

ANOVA
    n 1: a statistical method for making simultaneous comparisons
         between two or more means; a statistical method that yields
         values that can be tested to determine whether a
         significant relation exists between variables [syn:
         {analysis of variance}, {ANOVA}]

from The Collaborative International Dictionary of English v.0.48

Analysis of variance \A*nal"y*sis of variance\, n. (Statistics)
   a statistical technique by which the results of an
   observation or experiment are analyzed to determine the
   relative contributions of the different possible causative
   factors or variables to the outcome. Abbreviated {ANOVA}.
   [PJC]