• synonyms

flitch beam

noun Carpentry.
  1. a beam composed of planks bolted together side by side and often reinforced with a plate of iron or steel.
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Origin of flitch beam

First recorded in 1880–85
Also called flitch girder, sandwich beam, sandwich girder.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018