Antonyms of adj undefined

1 sense of undefined

Sense 1
undefined (vs. defined), vague -- (not precisely limited, determined, or distinguished; "an undefined term"; "undefined authority"; "some undefined sense of excitement"; "vague feelings of sadness"; "a vague uneasiness")

defined (vs. undefined) -- (clearly characterized or delimited; "lost in a maze of words both defined and undefined"; "each child has clearly defined duties")

Similarity of adj undefined

1 sense of undefined

Sense 1
undefined (vs. defined), vague -- (not precisely limited, determined, or distinguished; "an undefined term"; "undefined authority"; "some undefined sense of excitement"; "vague feelings of sadness"; "a vague uneasiness")
       => indefinable, undefinable -- (not capable of being precisely or readily described; not easily put into words; "an indefinable feeling of terror"; "an abstract concept that seems indefinable")
          Also See-> indefinite#1