ring-porous

American  

[ring-pawr-uhs, -pohr-] / ˈrɪŋˈpɔr əs, -ˈpoʊr- /

adjective

Botany.

1. having annual rings marked by a conspicuous band of large pores in wood formed in spring.

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Etymology

Origin of ring-porous

First recorded in 1900–05

Example Sentences

Appearance of Wood: Color, light or dark brown, the thick sap-wood lighter, often nearly white; ring-porous; rings marked by many large open ducts; grain, straight; rays, small and insignificant.

From Wood and Forest by Noyes, William

A wood with its large pores collected into one row or in a single band is said to be ring-porous.

From Studies of Trees by Levison, Jacob Joshua

In ring-porous woods each season's growth is always well defined, because the large pores of the spring abut on the denser tissue of the fall before.

From The Mechanical Properties of Wood Including a Discussion of the Factors Affecting the Mechanical Properties, and Methods of Timber Testing by Record, Samuel J.

Looking thru the microscope at a cross-section of ash, a ring-porous wood, Fig.

From Wood and Forest by Noyes, William

Appearance of Wood: Color, brown, sap-wood thin, yellowish; ring-porous; rings, clearly marked by 2 or 3 rows of large open ducts; grain, crooked, compact.

From Wood and Forest by Noyes, William