Antonyms of adj unanimous

2 senses of unanimous

Sense 1
consentaneous, consentient, unanimous -- (in complete agreement; "a unanimous decision")

INDIRECT (VIA accordant) -> discordant -- (not in agreement or harmony; "views discordant with present-day ideas")

Sense 2
solid, unanimous, whole -- (acting together as a single undiversified whole; "a solid voting bloc")

INDIRECT (VIA undiversified) -> diversified -- (having variety of character or form or components; or having increased variety; "a diversified musical program ranging from classical to modern"; "diversified farming"; "diversified manufacturing"; "diversified scenery"; "diversified investments")

Similarity of adj unanimous

2 senses of unanimous

Sense 1
consentaneous, consentient, unanimous -- (in complete agreement; "a unanimous decision")
       => accordant (vs. discordant) -- (being in agreement or harmony; often followed by `with'; "a place perfectly accordant with man's nature"-Thomas Hardy)

Sense 2
solid, unanimous, whole -- (acting together as a single undiversified whole; "a solid voting bloc")
       => undiversified (vs. diversified) -- (not diversified)