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antisiphon

adjective
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an·​ti·​si·​phon

Definition of antisiphon

: designed to prevent the emptying of a sanitary trap because of difference of pressure

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History and Etymology for antisiphon

anti- entry 1 + siphon entry 2

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“Antisiphon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antisiphon. Accessed 25 Jan. 2021.

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