Term: heliograph: an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on
Broader: equipment: an instrumentality needed for an undertaking or to perform a service | Unrelated: scrimmage: (American football) practice play between a football team's squads
Broader: equipment: an instrumentality needed for an undertaking or to perform a service | Unrelated: mold: sculpture produced by molding
Broader: equipment: an instrumentality needed for an undertaking or to perform a service | Unrelated: bark: a sailing ship with 3 (or more) masts
Broader: equipment: an instrumentality needed for an undertaking or to perform a service | Unrelated: armistice: a state of peace agreed to between opponents so they can discuss peace terms
Broader: equipment: an instrumentality needed for an undertaking or to perform a service | Unrelated: heckelphone: an oboe pitched an octave below the ordinary oboe
Broader: equipment: an instrumentality needed for an undertaking or to perform a service | Unrelated: neckpiece: an article of apparel worn about the neck
Broader: equipment: an instrumentality needed for an undertaking or to perform a service | Unrelated: excerpt: a passage selected from a larger work
Broader: equipment: an instrumentality needed for an undertaking or to perform a service | Unrelated: dracontium: any plant of the genus Dracontium; strongly malodorous tropical American plants usually with gigantic leaves
Broader: equipment: an instrumentality needed for an undertaking or to perform a service | Unrelated: phthorimaea: potato moths
Broader: equipment: an instrumentality needed for an undertaking or to perform a service | Unrelated: megachilidae: leaf-cutting and mason bees