Similar words: replace, replacement, take place, noticeable, take the place of, irreparably, irrefutable, irrevocable. Meaning: [‚ɪrɪ'pleɪsəbl] 
adj. impossible to replace.
adj. impossible to replace. 
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61 A significant rent concession by Cooper Union could save this irreplaceable neighborhood institution.
62 He is irreplaceable in her heart; she feels pampered , spoiled and loved.
63 Heterogeneous network on the sharing of resources plays an irreplaceable role.
64 As transmitter of public knowledge, stimulator of learning interest, cultivator of learning attitude, dedicator of intellectual value, teacher plays an irreplaceable role in education.
65 The United Nations is playing an irreplaceable role in international affairs. Sentencedict.com
66 Many respondents still believe the U. S. economic and military position irreplaceable, will continue to lead the future world power.
67 To me, you are irreplaceable, because you are one of a kind.
68 Administrative communication, the blood of administrative organization, plays an irreplaceable role in administrative management.
69 In these major events, the Internet has played an irreplaceable important role.
70 It is irreplaceable in the defence and aviation industry for production of large-sized stamp work.
71 Chinese tea tureen holds a irreplaceable status in the history of Chinese tea culture.
72 As the key steps in the process of software development, software-testing is essential tools and stage for developing a quality and reliable software. and it has an irreplaceable position.
More similar words: replace, replacement, take place, noticeable, take the place of, irreparably, irrefutable, irrevocable, implacable, place, in place, displace, misplace, out of place, complacent, placement, workplace, in place of, complacency, irrevocably, marketplace, be able to, polling place, sizeable, malleable, irresistible, agreeable, foreseeable, in the first place, irritable.