[dih-fyoos-pawr-uh s, -pohr-]
- having annual rings in which the size of pores is approximately the same in wood formed in spring and summer.
Origin of diffuse-porous
First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for diffuse-porous
The wood is diffuse-porous, and the pores are small and not numerous.
The wood is diffuse-porous, and the pores are too small to be easily seen by the naked eye.
It is diffuse-porous, and the springwood is scarcely distinguishable from the summerwood.
In discussing such woods it is customary to divide them into two large classes—ring-porous and diffuse-porous.The Mechanical Properties of Wood
Samuel J. Record
Diffuse-porous woods—Pores numerous, usually not plainly visible on cross-section without magnifier.Wood and Forest