• synonyms

piano hinge

See more synonyms for piano hinge on Thesaurus.com
  1. a long narrow hinge that runs the full length of the two surfaces to which its leaves are joined.
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Origin of piano hinge

First recorded in 1925–30
Also called continuous hinge.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018