Meaning of SCREW in English

SCREW

( n. )

A straight line in space with which a definite linear magnitude termed the pitch is associated (cf. 5th Pitch, 10 (b)). It is used to express the displacement of a rigid body, which may always be made to consist of a rotation about an axis combined with a translation parallel to that axis.

Webster's Revised Unabridged English Dictionary.      Пересмотренный полный словарь английского языка Webster.