uninflected adj 1: (of the voice) not inflected; "uninflected words"; "monotonic uninflected speech" [ant: {inflected}] 2: not inflected; "`boy' and `swim' are uninflected English words" [ant: {inflected}] 3: expressing a grammatical category by using two or more words rather than inflection [syn: {analytic}, {uninflected}] [ant: {synthetic}]