serpentine

• adj.曲がりくねった；不吉な；曲がった
• vt.曲がりくねった道を旅する。
• vi. 蛇のように移動する
• n. [鉱物]蛇のような

serpent（蛇）と-ine（形容詞接尾辞）から。派生語源は蛇のような、しなやかな。

serpentine (n.)

c. 1400, "plant reputed to contain antivenom," from Old French serpentin name of a precious stone, noun use of adjective meaning "of a snake, snake-like; sly, deceptive," from Late Latin serpentius "of a serpent," from Latin serpentem (nominative serpens) "snake" (see serpent). As the name of a greenish igneous rock consisting mainly of hydrous magnesium silicate, attested from early 15c.

serpentine (adj.)

"twisting, winding," 1610s; see serpent + -ine (1). An earlier adjective meaning "having the evil qualities of a serpent" is recorded from late 14c., from the French source of serpentine (n.). The winding lake of that name in Hyde Park, London, was constructed in 1730.

1. the serpentine course of the river

蛇行する河道

2. Serpentine often contains some asbestos，and should be used with caution.

蛇紋石にはアスベストが含まれていることが多いので、収集には注意しなければならない。

3.One part of the Serpentine is kept for swimmers.

蛇行する川の一部が水泳エリアになっている。

4.Tremolite laths and serpentine minerals are present in places.

透閃スレートや蛇紋石が現れる場所もある。

5.In the northeast a silvergreen serpentine aurora pulsed and quivered gently.

シルバーグリーン、長蛇のようなオーロラが、北東側で静かに張り巡らされ、震えている。