unfathomable
adj.
1610s, originally in the figurative sense, of feelings, conditions, etc., from un-(1) "not" + fathomable. Literal sense attested from 1670s. Related: Unfathomably.
| 词汇 | unfathomable |
| 词根词缀 | Online Etymology Dictionary unfathomable adj. 1610s, originally in the figurative sense, of feelings, conditions, etc., from un-(1) "not" + fathomable. Literal sense attested from 1670s. Related: Unfathomably. |
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