The Collaborative International Dictionary of English v.0.48:
close-grained \close-grained\ adj. dense or compact in structure or texture, as a wood composed of small-diameter cells. Syn: fine-grained. [WordNet 1.5]WordNet (r) 3.0 (2006):
close-grained adj 1: dense or compact in structure or texture, as a wood composed of small-diameter cells; "close-grained birch"; "fine-grained rock" [syn: close-grained, fine- grained]