up–to–date

1 being or involving the latest methods, concepts, information, or styles demanded the most up-to-date computer system available Synonyms contemporary, current, designer, hot, mod, modernistic, new, new age, newfangled, new-fashioned, present-day, red-hot, space-age, state-of-the-art, ultramodern, up-to-date, up-to-the-minuteRelated Words fashionable, happening, in, modish, nouvelle, now, stylish; last, latest; modernized, updated; futuristic, high-tech (also hi-tech); latter-day, recentNear Antonyms anachronistic; aged, age-old, ancient, antediluvian, hoary, old, venerable; bygone, former, late, olden, past; antique, historic, historical; retro, retrograde; kaput (also kaputt), obsolete, outmoded, outworn, unmodernized; old-world; discarded, disused, moth-eaten; forgotten, remote; ageless, dateless, timelessAntonyms antiquated, archaic, dated, fusty, musty, oldfangled, old-fashioned, old-time, out-of-date, passé

2 having information especially as a result of study or experience I'm afraid that I'm not up-to-date on that issue Synonyms abreast, acquainted, au courant, conversant, informed, knowledgeable, up, up-to-date, versed, well-informedRelated Words alive, aware, cognizant, conscious, heedful, mindful, sensible, sentientNear Antonyms insensible, unaware, unconscious, unmindful; blind, oblivious, unknowing, unwitting; inattentive, unheedingAntonyms ignorant, unacquainted, unfamiliar, uninformed, unknowledgeable