autoalarm

noun
au·​to·​alarm
plural -s

Definition of autoalarm

: a radio receiving device used on ships that rings an alarm bell when a distress signal is received

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First Known Use of autoalarm

1927, in the meaning defined above

History and Etymology for autoalarm

aut- + alarm

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Time Traveler for autoalarm

Time Traveler

The first known use of autoalarm was in 1927

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Dictionary Entries Near autoalarm

auto-

autoalarm

autoantibody

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Cite this Entry

“Autoalarm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/autoalarm. Accessed 28 Nov. 2021.

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