extant是什么意思（extant的用法）

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一、extant是什么意思

1、extant 尚存的，现存的

2、ex-, 向外。-st, 站，词源同stand, exist. 即还存在的。

二、extant的用法

1、extant (adj.)

2、1540s, "standing out above a surface," from Latin extantem (nominative extans), present participle of extare "stand out, be visible, exist," from ex- "out" (see ex-) + stare "to stand," from PIE root *sta- "to stand" (see stet). Sense of "in existence" attested in English by 1560s. Related: Extance; extancy, both 17c., both obsolete.

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