fish belly sill

noun

: a side or center sill shaped like a fish and used in railroad car construction

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Dictionary Entries Near fish belly sill

fish belly rail

fish belly sill

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“Fish belly sill.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fish%20belly%20sill. Accessed 22 Dec. 2024.

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