SERPENTINE

PRONUNCIATION: (SUHR-pen-teen/tyn)

MEANING:
adjective: 1. Of or relating to a snake.
2. Winding, twisting, or coiling.
3. Intricate; cunning; treacherous.
verb intr.: To move or lie in a winding course.
noun: 1. Something winding, twisting, or coiling.
2. A dull green mineral with a texture resembling the skin of a snake.

ETYMOLOGY: From Latin serpens, present participle of serpere (to creep). Earliest documented use: 1400.
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TERPENTINE - paint thinner containing limonene

SERP ENGINE - Solar Emitting Rotary Propulsion motor

SIR PENTINE - eponymous Knight of the Five-Sided Table