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preservation [preservations]▼(the act of preserving)noun[UK: ˌpre.zə.ˈveɪʃ.n̩] [US: ˌpre.zər.ˈveɪʃ.n̩]He has dedicated his life to the preservation of nature. = Ha consagrado su vida a la preservación de la naturaleza.
cryopreservation▼(preservation of biological tissue)noun
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