- the act or process of making less dense or the state of being less dense
ˌrareˈfactional, ˌrarefiˈcational, ˌrareˈfactive adj
单词 | rarefaction |
释义 | WordReference Random House Unabridged Dictionary of American English © 2024 rar•e•fac•tion (râr′ə fak′shən),USA pronunciation n.
Collins Concise English Dictionary © HarperCollins Publishers:: rarefaction /ˌrɛərɪˈfækʃən/, rarefication /ˌrɛərɪfɪˈkeɪʃən/ n
ˌrareˈfactional, ˌrarefiˈcational, ˌrareˈfactive adj |
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