HEADSTOCK

headstock

(noun) the stationary support in a machine or power tool that supports and drives a revolving part (as a chuck or the spindle on a lathe)

Source: WordNet® 3.1

Etymology

Noun

headstock (plural headstocks)

(mining) A headframe.

A part of a machine (such as a lathe or drill) that supports a rotating part

A beam that supports a bell.

A clamp that restrains a cow by the neck.

The part of a lute-type string instrument, such as a guitar, that holds the tuning pegs or tensioning screws of the strings.

(rail) A transverse structural member at the extreme end of a rail vehicle's underframe.

Synonyms

• buffer beam (rail)

Source: Wiktionary

Head"stock`, n. (Mach.)

Definition: A part (usually separate from the bed or frame) for supporting some of the principal working parts of a machine; as: (a) The part of a lathe that holds the revolving spindle and its attachments; -- also called poppet head, the opposite corresponding part being called a tailstock. (b) The part of a planing machine that supports the cutter, etc.

Source: Webster’s Unabridged Dictionary 1913 Edition