• synonyms

parting line

noun Metallurgy.
  1. the line at which two closed dies or two halves of a mold meet.
  2. a corresponding line or seam appearing on a molded or cast object.
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Origin of parting line

First recorded in 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018