#horn.alarm_system an alarm device that makes a loud warning sound
supertype: alarm_system__alarmsystem__warning_device__warningdevice a device that signals the occurrence of some undesirable event
subtype: air_horn.horn__airhorn a pneumatic horn
subtype: foghorn a warning device consisting of a horn that generates a loud low tone
subtype: diaphone a foghorn that makes a signal consisting of two tones
subtype: klaxon__claxon a kind of loud horn formerly used on motor vehicles
subtype: shofar__shophar an ancient musical horn made from the horn of a ram; used in ancient times by the Israelites to sound a warning or a summons; used in synagogues today on solemn occasions
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