Term: gun pendulum: a ballistic pendulum consisting of a suspended gun; the velocity of a projectile in the bore of a gun can be measured by the recoil when the gun is discharged
Broader: apparatus: equipment designed to serve a specific function | Unrelated: stretch mark: a narrow band resulting from tension on the skin (as on abdominal skin after pregnancy)
Broader: apparatus: equipment designed to serve a specific function | Unrelated: attention span: the length of time you can concentrate on some idea or activity
Broader: apparatus: equipment designed to serve a specific function | Unrelated: pathos: a quality that arouses emotions (especially pity or sorrow)
Broader: apparatus: equipment designed to serve a specific function | Unrelated: atmospheric electricity: electrical discharges in the atmosphere
Broader: apparatus: equipment designed to serve a specific function | Unrelated: backup: an accumulation caused by clogging or a stoppage
Broader: apparatus: equipment designed to serve a specific function | Unrelated: framer: someone who makes frames (as for pictures)
Broader: apparatus: equipment designed to serve a specific function | Unrelated: gilbert and sullivan: the music of Gilbert and Sullivan
Broader: apparatus: equipment designed to serve a specific function | Unrelated: helleborine: any of several orchids of the genus Cephalanthera
Broader: apparatus: equipment designed to serve a specific function | Unrelated: irregularity: an irregular asymmetry in shape; an irregular spatial pattern
Broader: apparatus: equipment designed to serve a specific function | Unrelated: vicereine: wife of a viceroy