epidural
adj.
1873, "situated on or affecting the dura mater," from epi- "on" + dura mater + -al(1). The noun meaning "injection into the epidural region" (usually given during childbirth) is attested by 1966.
| 词汇 | epidural |
| 词根词缀 | Online Etymology Dictionary epidural adj. 1873, "situated on or affecting the dura mater," from epi- "on" + dura mater + -al(1). The noun meaning "injection into the epidural region" (usually given during childbirth) is attested by 1966. |
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