Tortuous means full of twists, and hard to follow. A tortuous route, tortuous negotiations, a tortuous explanation.
It is a different word from torturous, which means causing pain, and the two are confused endlessly, though a tortuous process often is both. The Latin means full of twists.
1adjectivetortuousFull of twists, and hard to follow.
“The tortuous mountain road twisted back and forth for miles.”
tortuous is a quality.
Latin tortuosus comes from tortus, a twisting, from torquere, to twist.
Proto-Indo-European
*terkʷ-
Latin
tortuōsus
Old French
tortuos
Middle English
tortuous
English, today
tortuous
Built from
From Middle English tortuous, tortuose, from Anglo-Norman - and Old French tortuos, from Latin tortuōsus, from tortus (“a twisting, winding”).
Etymology from Wiktionary, CC BY-SA