tornillo

noun

tor·​nil·​lo tȯr-ˈnē-(ˌ)yō  -ˈni-(ˌ)lō 

plural tornillos

: screwbean sense 1

Word History

Etymology

Spanish, literally, small lathe, screw, diminutive of torno lathe, from Latin tornus — more at turn

First Known Use

circa 1844, in the meaning defined above