Encyclopedic Dictionary of Polymers

2011 Edition
| Editors: Jan W. Gooch


  • Jan W. Gooch
Reference work entry
DOI: https://doi.org/10.1007/978-1-4419-6247-8_1156

\bēm\ n [ME beem, fr. OE bēam tree, beam; akin to OHGr boum tree] (before 12c) (1) Timber or girder supporting a floor, roof, or ceiling, usually supported at each end by a pier, wall, post, or girder. A structural member whose prime function is to carry transverse loads, as a joist, girder, rafter, or purlin. (2) A cylinder of wood or metal, usually with a circular flange on each end, on which warp yarns are wound for slashing, weaving, and warp knitting.

Copyright information

© Springer Science+Business Media, LLC 2011

Authors and Affiliations

  • Jan W. Gooch
    • 1
  1. 1.AtlantaUSA