Antonyms of adj ultramodern

1 sense of ultramodern

Sense 1
ultramodern -- (extremely modern; "Dadism and ultramodern art")

INDIRECT (VIA modern) -> nonmodern -- (not modern; of or characteristic of an earlier time)

Similarity of adj ultramodern

1 sense of ultramodern

Sense 1
ultramodern -- (extremely modern; "Dadism and ultramodern art")
       => modern (vs. nonmodern) -- (belonging to the modern era; since the Middle Ages; "modern art"; "modern furniture"; "modern history"; "totem poles are modern rather than prehistoric")