impermeable
adj.
1690s, from French imperméable, from Late Latin impermeabilis, from assimilated form of in- "not, opposite of" (see in-(1)) + permeabilis (see permeable).
| 词汇 | impermeable |
| 词根词缀 | Online Etymology Dictionary impermeable adj. 1690s, from French imperméable, from Late Latin impermeabilis, from assimilated form of in- "not, opposite of" (see in-(1)) + permeabilis (see permeable). |
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