purlin

American  

[pur-lin] / ˈpɜr lɪn /

Or purline

noun

1. a longitudinal member in a roof frame, usually for supporting common rafters or the like between the plate and the ridge.

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purlin British  

/ ˈpɜːlɪn /

noun

1. a horizontal beam that provides intermediate support for the common rafters of a roof construction

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Etymology

Origin of purlin

1400–50; late Middle English purlyn, purloyne, akin to Anglo-Latin perliō; of uncertain origin

Example Sentences

See Examples For:

purlin

I’d need to jump from purlin to purlin, about fifteen of them, spaced four feet apart, to get the chalk, then the same number back.

From "Educated" by Tara Westover

I shimmied the length of a purlin, which took me to the framing beam at the barn’s edge.

From "Educated" by Tara Westover

In the latter case, of course, a purlin and supporting posts, as shown in diagram, must be supplied.

From Gardening Indoors and Under Glass A Practical Guide to the Planting, Care and Propagation of House Plants, and to the Construction and Management of Hotbed, Coldframe and Small Greenhouse by Rockwell, F. F. (Frederick Frye)

The writer cannot think that he means by this that, for example, a purlin made up of a 3 by 2-in. angle and a 5/8-in. hog-rod would be just as good with the rod omitted.

From Some Mooted Questions in Reinforced Concrete Design American Society of Civil Engineers, Transactions, Paper No. 1169, Volume LXX, Dec. 1910 by Godfrey, Edward

Next, with chalk line mark the middle of the roof sash-bars, and secure to them the one-inch pipe purlin, which will then be ready to fasten to the uprights already in place.

From Gardening Indoors and Under Glass A Practical Guide to the Planting, Care and Propagation of House Plants, and to the Construction and Management of Hotbed, Coldframe and Small Greenhouse by Rockwell, F. F. (Frederick Frye)