Synonym: antiquated, dated, extinct, old-fashioned, outmoded, pass. Similar words: obsolescence, absolve, absolved, absolute, absolution, absolutely, absolutism, sole. Meaning: ['ɑbsəlɪːt /ɒb-] 
adj. 1. old; no longer in use or valid or fashionable 2. no longer in use.
adj. 1. old; no longer in use or valid or fashionable 2. no longer in use. 181, I believe that it is obsolete, pedagogically disastrous, and ignores the tremendous scientific advances of the twentieth century.
182, You must rerun snapshot because current snapshot files are obsolete.
183, This is why dealing with obsolete electronics is very much a double-edged sword.
More similar words: obsolescence, absolve, absolved, absolute, absolution, absolutely, absolutism, sole, solely, solemn, console, solemnly, solemnity, insolence, absorb, absorbed, observe, observed, obsessed, obstacle, observer, absorption, obscurity, obstinate, obstetrics, obsequious, be absorbed in, observation, obstruction, obstreperous.