picture framing

English

Etymology

From picture + framing, after picture frame.

Pronunciation
  • (UK) IPA(key): /ˈpɪktʃə ˌfɹeɪmɪŋ/

Noun

picture framing (usually uncountable, plural picture framings)

  1. (now rare) The materials needed to construct a picture frame.
  2. The act of setting a painting, photograph etc. in a frame.
  3. (roofing) A square or rectangular pattern of ridges in a roof membrane or covering over insulation or deck joints.
    • 1989, H.L. Simmons, Repairing And Extending Weather Barriers‎, page 97:
      When ridges occur along both longitudinal and transverse joints, outlining the insulation boards, the pattern formed is known as "picture framing"
    • 1996, Charles William Griffin, R. L. Fricklas, Manual of low-slope roof systems‎, page 258:
      The staggered grid pattern is sometimes called "picture framing," a phenomenon generally limited to smooth-surfaced membranes with asbestos felts
    • 2006, C.W. Griffin, Richard Fricklas, Manual of Low-Slope Roof Systems: Fourth Edition‎:
      When they also appear above the transverse insulation-board joints, the pattern is called picture framing
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