diffuse-porous

[ dih-fyoos-pawr-uhs, -pohr- ]

adjective

, Botany.

1. having annual rings in which the size of pores is approximately the same in wood formed in spring and summer.

Word History and Origins

Origin of diffuse-porous¹

First recorded in 1900–05

Example Sentences

This arrangement would represent the diffuse-porous woods.

From Project Gutenberg

In order to fully understand the structure of wood, it is necessary to examine it still more closely thru the microscope, and since the three classes of wood, non-porous, ring-porous and diffuse-porous, differ considerably in their minute structure, it is well to consider them separately, taking the simplest first.

From Project Gutenberg

If the elements of which a wood are composed are of approximately uniform size, it would be said to have a uniform texture, as in white pine, while uniform grain would mean, that the elements, tho of varying sizes, were evenly distributed, as in the diffuse-porous woods.

From Project Gutenberg

Appearance of Wood: Color, red-brown, sap-wood, thin, yellow; diffuse-porous; rings, inconspicuous; grain, crooked; rays, fine and scattered, but plain.

From Project Gutenberg

Appearance of Wood: Color, rich brown and red, sap-wood thick, nearly white; diffuse-porous; rings, obscure; grain, close, fibres interlaced, sometimes figured, polishes well; rays, numerous and thin.

From Project Gutenberg