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coarse-textured, coarse-grained, open-grained
Descriptive of wood having an open, porous cell structure that usually requires filling to provide a smooth finish.
wide-ringed, coarse-grained, open-grained
Descriptive of wood having wide annual rings, due to rapid growth; in softwood, usually weaker than narrow-ringed wood.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.