Antonyms of adj analogous

2 senses of analogous

Sense 1
analogous, correspondent -- (similar or equivalent in some respects though otherwise dissimilar; "brains and computers are often considered analogous"; "salmon roe is marketed as analogous to caviar")

INDIRECT (VIA similar) -> dissimilar -- (not similar; "a group of very dissimilar people"; "a pump not dissimilar to those once found on every farm"; "their understanding of the world is not so dissimilar from our own"; "took different (or dissimilar) approaches to the problem")

Sense 2
analogous (vs. homologous) (vs. heterologous) -- (corresponding in function but not in evolutionary origin; "the wings of a bee and those of a hummingbird are analogous")

homologous (vs. analogous) (vs. heterologous) -- (having the same evolutionary origin but not necessarily the same function; "the wing of a bat and the arm of a man are homologous")
        => homologic, homological -- (similar in evolutionary origin but not in function)
heterologous (vs. analogous) (vs. homologous), heterologic, heterological -- (not corresponding in structure or evolutionary origin)

Similarity of adj analogous

2 senses of analogous

Sense 1
analogous, correspondent -- (similar or equivalent in some respects though otherwise dissimilar; "brains and computers are often considered analogous"; "salmon roe is marketed as analogous to caviar")
       => similar (vs. dissimilar) -- (marked by correspondence or resemblance; "similar food at similar prices"; "problems similar to mine"; "they wore similar coats")

Sense 2
analogous (vs. homologous) (vs. heterologous) -- (corresponding in function but not in evolutionary origin; "the wings of a bee and those of a hummingbird are analogous")