Antonyms of adj up-to-date

2 senses of up-to-date

Sense 1
up-to-date -- (reflecting the latest information or changes; "an up-to-date issue of the magazine")

INDIRECT (VIA current) -> noncurrent -- (not current or belonging to the present time)

Sense 2
up-to-date, cutting-edge, with-it -- (in accord with the most fashionable ideas or style; "wears only the latest style"; "the last thing in swimwear"; "cutting-edge technology"; "a with-it boutique")

INDIRECT (VIA fashionable) -> unfashionable, unstylish -- (not in accord with or not following current fashion; "unfashionable clothes"; "melodrama of a now unfashionable kind")

Similarity of adj up-to-date

2 senses of up-to-date

Sense 1
up-to-date -- (reflecting the latest information or changes; "an up-to-date issue of the magazine")
       => current (vs. noncurrent) -- (occurring in or belonging to the present time; "current events"; "the current topic"; "current negotiations"; "current psychoanalytic theories"; "the ship's current position")

Sense 2
up-to-date, cutting-edge, with-it -- (in accord with the most fashionable ideas or style; "wears only the latest style"; "the last thing in swimwear"; "cutting-edge technology"; "a with-it boutique")
       => fashionable (vs. unfashionable), stylish -- (being or in accordance with current social fashions; "fashionable clothing"; "the fashionable side of town"; "a fashionable cafe")

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